Do you have a passion for science and a desire to help people? If so, Optometry may be the perfect field of study for you. Optometry is a branch of medicine that focuses on the eyes and vision. It is a fascinating field that combines science, technology, and patient care to help people see clearly and live their best lives. Optometry is all about helping people to see the world around them. As an optometrist, you will use your knowledge of the eyes and vision to diagnose and treat a range of eye conditions, from simple refractive errors to more complex diseases such as glaucoma and cataracts. You will also help people to maintain their eye health and prevent vision problems from developing. One of the most exciting aspects of Optometry is the constant innovation and research that is taking place in the field. From new technologies that allow for more accurate diagnosis and treatment, to groundbreaking research into the causes and treatments of eye diseases, there is always something new and exciting happening in Optometry. At the undergraduate level, typical majors and modules include anatomy and physiology of the eye, optics, visual perception, and ocular disease. Students will also have the opportunity to gain practical experience through clinical placements and internships. After completing their undergraduate degree, students can go on to specialize in areas such as pediatric optometry, contact lenses, or vision therapy. With a degree in Optometry, there are a range of potential job opportunities available. Optometrists can work in private practice, hospitals, clinics, or for government agencies. Some notable employers in the field include Bausch + Lomb, Johnson & Johnson, and Essilor. To succeed in Optometry, students should have a strong background in science, particularly biology and chemistry. They should also possess excellent communication and interpersonal skills, as they will be working closely with patients on a daily basis. If you are passionate about science and helping people, a degree in Optometry may be the perfect choice for you.

Discover how human evolution has led to unique diseases like knee osteoarthritis, affecting millions worldwide. Professor Terence D. Capellini shares genetic research on the link between bipedalism and knee osteoarthritis, and how identifying high-risk patients at an early age can inform future therapies. Explore the Developmental and Evolutionary Genetics Lab's work and hypotheses published in his 2020 paper "Evolutionary Selection and Constraint on Human Knee Chondrocyte Regulation Impacts Osteoarthritis Risk." Join the Harvard Museums of Science & Culture's ongoing series to learn more.

Weight loss surgery decreases bile acids linked to higher appetite, but lifestyle changes could mimic the effect. Researchers from King's, the University of Nottingham, and Amsterdam University Medical Centre found that gut microbes play a key role in regulating bile acids and metabolism. The study's results have important implications for targeted interventions for metabolic disorders focused on the gut microbiome. Co-author Professor Tim Spector, the co-founder of personalised nutrition company ZOE, highlights the promise of gut microbiome testing in supporting metabolic health.

Get ready to revolutionize the way we treat cancer and age-related diseases! A new company, GlioQuell, co-founded by Dr. Kambiz Alavian from the Department of Brain Sciences, is developing a cutting-edge approach to target the powerhouses of cancer cells - the mitochondria. By reducing the efficiency of these structures, GlioQuell aims to turn off the cancer cells' energy supply and treat one of the most aggressive forms of cancer - glioblastoma.

Did you know that adults catch more than 150 colds throughout their lives, and that a single family of viruses causes 30 to 50% of all colds? Understanding the complex relationship between viruses and our immune systems is not only fascinating, but also highly relevant to our daily lives. By reading about pleconaril, rhinovirus, and CRISPR, you'll learn about the science behind vaccines and antiviral drugs, and how they could help us tackle the common cold. But beyond that, exploring this topic will help you appreciate the incredible complexity and resilience of our immune systems, and the importance of maintaining our health. So grab a cup of tea and your favorite notebook, and get ready to dive into the fascinating world of viruses and immune systems!

Did you know that spending just a few weeks in space can lead to a 20% loss of muscle mass? That's because in microgravity, astronauts don't need to use their muscles as much to stay upright or move around. This lack of exercise leads to a breakdown in muscle tissue and a loss of strength. But it's not just astronauts who are affected by muscle degradation. People on bed rest, those with certain medical conditions, and even the elderly can experience a loss of muscle mass and function. So what's happening on a cellular level? When muscles aren't used, they begin to break down proteins for energy. This process, called protein degradation, can lead to the loss of muscle mass and function. But don't worry, researchers are working hard to find ways to combat muscle degradation in space and on Earth. One approach is to use exercise machines that simulate gravity, which have been shown to maintain muscle mass in astronauts. Other research has focused on using drugs to block the protein degradation process and promote muscle growth. Leading academics in the field of muscle degradation include Dr. Robert Fitts, a professor of biology at Marquette University, who has researched the effects of microgravity on muscle mass and function. Dr. Lori Ploutz-Snyder, a professor at the University of Michigan, has also studied muscle atrophy and is working on developing exercise programs to prevent it. Overall, muscle degradation is a serious concern for both astronauts and people on Earth. By learning more about the causes and potential solutions, we can work towards maintaining healthy muscles and preventing muscle loss.

Are you curious about the tiny viruses that inhabit your body? MIT Technology Review's biotech newsletter, The Checkup, explores the world of bacteriophages, or "phages" for short. These microscopic viruses have the potential to treat bacterial infections, but they've been largely abandoned in favor of antibiotics. With antimicrobial resistance on the rise, interest in phage therapy is making a comeback. Learn about the diversity and specificity of phages, and how they could be engineered to target specific bacteria. Discover the potential of phage therapy and the challenges that need to be overcome in this fascinating article.

Artificial Intelligence (AI) is transforming the healthcare industry in ways we never imagined. AI has the potential to revolutionize the way we diagnose, treat, and prevent diseases. With the help of AI, medical professionals can now analyze large amounts of data in seconds, making the process of diagnosing and treating patients much more efficient. Leading academics such as Dr. Eric Topol, a cardiologist and digital health pioneer, have been working on incorporating AI into healthcare for years. For example, Dr. Topol has been working on developing AI algorithms that can help diagnose diseases from scans and images, reducing the need for invasive procedures. He has also been studying the use of AI in personalized medicine, where AI can help predict the best treatment for a patient based on their specific genetic makeup. Statistics show that AI is already having a positive impact on healthcare. In 2019, researchers used AI to diagnose skin cancer with accuracy comparable to human dermatologists. Another study found that AI could help detect breast cancer up to five years before a traditional mammogram. These are just a few examples of how AI is changing the face of healthcare. AI is also helping healthcare professionals work more efficiently. For example, AI algorithms can quickly analyze medical records and help doctors identify patients who need immediate attention. This saves time and reduces the risk of missing critical information.

New research has identified gold-based compounds that could treat multidrug-resistant "superbugs", with some effectiveness against several bacteria. Antibiotic resistance is a global public health threat, and the development of new antibiotics has stalled. Gold metalloantibiotics, compounds with a gold ion at their core, could be a promising new approach. Dr. Sara M. Soto Gonzalez and colleagues studied the activity of 19 gold complexes against a range of multidrug-resistant bacteria isolated from patients. The gold compounds were effective against at least one bacterial species studied, with some displaying potent activity against several multidrug-resistant bacteria.

The Alzheimer's Solution is a groundbreaking book that offers a comprehensive program for preventing Alzheimer's disease and improving cognitive function. Based on the largest clinical and observational study to date, this revolutionary book reveals how the brain is a living universe, directly influenced by nutrition, exercise, stress, sleep, and engagement. The authors, neurologists and codirectors of the Brain Health and Alzheimer's Prevention Program at Loma Linda University Medical Center, present a personalized assessment for evaluating risk, a five-part program for prevention and symptom-reversal, and day-by-day guides for optimizing cognitive function. Don't let Alzheimer's disease affect you or your loved ones; take control of your brain's future with The Alzheimer's Solution. Recommended for anyone interested in brain health, aging, and disease prevention, The Alzheimer's Solution offers a comprehensive program for preventing Alzheimer's disease and improving cognitive function. This book is particularly relevant to individuals with a family history of Alzheimer's disease or those who are interested in taking proactive measures to reduce their risk of cognitive decline. It is also useful for healthcare professionals, researchers, and policymakers who are interested in the latest findings in the field of Alzheimer's disease prevention and treatment. Additionally, this book can be of interest to anyone looking to optimize their brain health through lifestyle interventions such as nutrition, exercise, stress management, and engagement.

Have you ever wondered what it takes to be a heart doctor? Well, look no further because we've got the inside scoop on the exciting and rewarding field of cardiology! As a cardiologist, you'll be responsible for diagnosing and treating heart conditions, helping patients live longer, healthier lives. From heart attacks to arrhythmias, you'll have the knowledge and skills to provide life-saving care to those in need. But being a cardiologist isn't just about saving lives, it's also about preventing heart disease. You'll work with patients to develop healthy habits and manage risk factors, like high blood pressure and high cholesterol. And the best part? The field of cardiology is constantly evolving, with new treatments and technologies being developed all the time. You'll have the opportunity to stay at the forefront of medical advancements and make a real difference in the lives of your patients. Typical duties of a cardiologist include performing diagnostic tests, like electrocardiograms and echocardiograms, prescribing medication and lifestyle changes, and performing procedures like angioplasty and stenting. There are also many areas of specialisation within the field, such as electrophysiology and interventional cardiology. To become a cardiologist, you'll need to complete extensive education and training. This typically includes a bachelor's degree in a relevant field, such as biology or chemistry, followed by medical school and a residency in internal medicine. After that, you'll complete a fellowship in cardiology, where you'll gain specialised knowledge and skills. Helpful personal attributes for a career in cardiology include strong communication skills, attention to detail, and a passion for helping others. You'll also need to be able to work well under pressure and make quick decisions in life-or-death situations. Job prospects for cardiologists are excellent, with a growing demand for heart specialists around the world. Some notable potential employers include the Mayo Clinic, Cleveland Clinic, and Johns Hopkins Hospital, among many others. So, if you're looking for a challenging and rewarding career that allows you to make a real difference in the lives of others, consider becoming a cardiologist. Your heart (and your patients' hearts) will thank you!

The world is still facing daily COVID-19 infections and the threat of virus mutation, but it's not too late to change the game. A pandemic vaccine alliance, similar to NATO, could be the solution to overcome the "free-rider problem" in global health efforts and ensure the world's biological security.

Are you fascinated by the human heart and its complex workings? Do you want to be at the forefront of medical research and innovation? Then studying cardiology could be the perfect fit for you! Cardiology is the study of the heart and its functions, as well as the diagnosis and treatment of related diseases. It's a field that combines biology, physics, and medicine to understand the intricate mechanisms of the heart and how they affect our overall health. One of the most exciting aspects of cardiology is the potential for innovation and discovery. Researchers in this field are constantly developing new treatments and technologies to improve patient outcomes. For example, recent breakthroughs in stem cell research have opened up new possibilities for repairing damaged heart tissue. Some of the most well-known figures in cardiology include Dr. Robert Califf, former Commissioner of the FDA and a leading expert in cardiovascular disease, and Dr. Valentin Fuster, a world-renowned cardiologist who has made significant contributions to the study of atherosclerosis. As an undergraduate student of cardiology, you'll typically take courses in anatomy, physiology, pharmacology, and epidemiology, among others. You'll also have the opportunity to specialize in areas like electrophysiology, interventional cardiology, or cardiac imaging. After completing your degree, you'll be well-prepared for a range of careers in the healthcare industry. You could work as a cardiologist in a hospital or clinic, or pursue a career in medical research or medical device development. Some of the most popular employers in this field include the American Heart Association, Mayo Clinic, and the National Institutes of Health. To succeed in cardiology, you'll need to have a strong background in science and math, as well as excellent critical thinking and problem-solving skills. A passion for helping others and a desire to make a difference in people's lives are also key attributes for success in this field. So if you're ready to take on the challenge of studying the heart and its functions, consider a career in cardiology. Your work could help save lives and improve the health of people around the world!

Can blood rejuvenation really extend human lifespan by 10 healthy years? Silicon Valley entrepreneurs invest millions into life extension projects. But is it ethical? Read on to explore the scientific and ethical debates surrounding lifespan extension technologies.

An interdisciplinary UCLA research team has developed a tiny implantable device called SymphNode, which has been shown to be able to drive tumours into remission, eliminate metastasis, and prevent the growth of new tumours, resulting in longer survival in mice. This groundbreaking technology may decrease the risk of cancer returning, making it a potential addition to chemotherapy or other first-step treatments for a variety of cancers.

Researchers have identified lipid differences in patients with alcohol-related liver disease that could lead to earlier detection and new treatments. Sphingomyelins were found to be significantly reduced in scarred liver tissue, potentially serving as a biomarker for ALD. Learn more about this breakthrough research and its implications for the diagnosis and treatment of ALD.

Have you ever wondered how diseases spread and how they can be controlled? Are you passionate about improving public health and saving lives? If so, a career in epidemiology might be just what you're looking for! Epidemiology is the study of the distribution and determinants of health and disease in populations. It involves investigating patterns and causes of diseases, developing and implementing interventions to prevent and control them, and evaluating the effectiveness of these interventions. Epidemiologists work in a variety of settings, including government agencies, hospitals, universities, research institutions, and non-profit organizations. As an epidemiologist, you could work on a range of public health issues, from infectious diseases like COVID-19 and Ebola to chronic diseases like cancer and heart disease. You could investigate outbreaks of foodborne illness, design and evaluate vaccination programs, or study the effects of environmental exposures on health. Your work could help to inform public policy, improve health outcomes, and save lives. Typical duties of an epidemiologist include designing and conducting studies, collecting and analyzing data, interpreting results, and communicating findings to stakeholders. Epidemiologists may specialize in specific areas such as infectious disease epidemiology, environmental epidemiology, or social epidemiology. Other related fields include biostatistics, health policy, and global health. To become an epidemiologist, you typically need a graduate degree in epidemiology or a related field such as public health or biostatistics. Popular undergraduate majors include biology, chemistry, mathematics, and statistics. Helpful personal attributes for epidemiologists include strong analytical skills, attention to detail, and the ability to communicate complex information to a variety of audiences. Job prospects for epidemiologists are strong, with employment projected to grow faster than average over the next decade. There are a variety of potential employers for epidemiologists, including government agencies such as the Centers for Disease Control and Prevention (CDC) and the World Health Organization (WHO), hospitals and healthcare systems, universities and research institutions, and non-profit organizations such as the Bill and Melinda Gates Foundation and Doctors Without Borders. Some notable epidemiologists include Dr. Anthony Fauci, Dr. Nancy Messonnier, and Dr. Michael Osterholm. If you're interested in a career in epidemiology, there are many exciting opportunities to explore. With your skills and knowledge, you could make a real difference in improving public health and saving lives.

As we grow older, our bodies undergo many changes, including changes in our metabolism. Metabolism refers to the chemical processes that occur in our bodies to maintain life. These processes are essential for providing energy, building and repairing tissues, and eliminating waste products. As we age, our metabolic pathways can become altered, leading to various age-related diseases and conditions. One example of a metabolic pathway that is affected by aging is the mitochondrial electron transport chain (ETC). The ETC is responsible for producing ATP, the primary source of energy for our cells. As we age, the function of the ETC can become impaired, leading to a decrease in ATP production and an increase in oxidative stress. This can contribute to age-related diseases such as Alzheimer's disease, Parkinson's disease, and diabetes. Another example is the mTOR (mechanistic target of rapamycin) pathway, which regulates cellular growth and metabolism. Studies have shown that inhibiting the mTOR pathway can increase lifespan in various model organisms, including mice. This has led to increased interest in developing drugs that target this pathway as a potential anti-aging strategy. One of the leading academics in this field is Dr. David Sinclair, a Professor of Genetics at Harvard Medical School. Dr. Sinclair's research has focused on the role of metabolism in aging and age-related diseases, and he has made significant contributions to the field. For example, his research has shown that supplementing with NAD+, a molecule involved in energy metabolism, can improve various aspects of aging in mice. Another leading academic in this field is Dr. Valter Longo, a Professor of Gerontology and Biological Science at the University of Southern California. Dr. Longo's research has focused on the role of fasting and caloric restriction in aging and age-related diseases. His work has shown that periodic fasting can have a range of health benefits, including improving insulin sensitivity and reducing inflammation. In conclusion, the study of metabolic pathways in aging is a fascinating and rapidly growing field. By understanding the complex interplay between metabolism and aging, we can better understand the underlying causes of age-related diseases and conditions. Students who are interested in this topic can continue to explore it through reading and research, or by pursuing their own experiments and projects. With the right tools and resources, they can make meaningful contributions to this exciting field and help improve our understanding of aging and metabolic pathways.

HIV, the virus that causes AIDS, is a master of disguise. It can change its outer coat of proteins frequently, making it hard for the immune system to recognise and destroy it. HIV targets Helper T cells, which act as the air traffic controllers of the immune system, coordinating the efforts of other immune cells. If Helper T cells disappear, the whole immune system would have trouble fighting not just HIV but many other illnesses as well. Boosting the immune system against HIV requires getting the Helper T cells back in control. Learning about the immune system and how it works can help you understand how HIV affects the body and how to boost your immune system against it. By exploring this topic through reading, reflection, writing and self-directed projects, you can gain a deeper understanding of the immune system and how to protect yourself from harmful intruders like viruses and bacteria.

Alzheimer's disease is a debilitating and progressive brain disorder that affects millions of people worldwide. It is a leading cause of dementia, which causes memory loss, difficulty in thinking, and other cognitive and behavioral problems. This write-up aims to provide high school students with a comprehensive overview of Alzheimer's, its global challenges, and innovations that can help us better understand and manage this disease. Alzheimer's disease affects approximately 50 million people worldwide, and this number is projected to triple by 2050. It is a significant health challenge that not only affects individuals but also their families and caregivers. Alzheimer's can lead to a reduced quality of life, an increased risk of mortality, and significant healthcare costs. However, innovative research is helping to unlock the mysteries of this disease, leading to promising treatments and interventions. One of the most exciting innovations in Alzheimer's research is the use of artificial intelligence and machine learning. These technologies can help identify individuals at high risk for Alzheimer's disease, predict disease progression, and develop personalized treatments. Researchers are also exploring the use of stem cells, gene editing, and immunotherapy to treat Alzheimer's disease. Many prominent researchers and academics have contributed significantly to Alzheimer's research. For example, Dr. Atri is a leading expert in the field of cognitive and memory disorders. His research focuses on identifying cognitive and biomarker changes that predict Alzheimer's disease progression. Dr. Bredesen is another prominent researcher who has developed a comprehensive program to prevent and reverse cognitive decline. Alzheimer's disease is a complex and challenging topic, but with innovative research and a commitment to learning, we can better understand and manage this disease. By exploring academic topics related to Alzheimer's, high school students can gain valuable knowledge and make a meaningful impact on this important issue.