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… As we age, our vision changes. Cataracts are one such common  change. A cataract is a cloudy area in the lens of your eye. By age 80, most … trouble seeing at night. Luckily, cataracts can be corrected with surgery. Cataract surgery is one of the most common operations in the U.S. Your doctor may recommend surgery if your cataracts …

… or dangerous. These include natural disasters, accidents, or violent events. Experiencing one can affect both your body and mind. It’s common to have an intense reaction after a traumatic … It can also cause physical symptoms—like headaches, feeling tired, and being easily startled. For most people, these problems lessen with time. But for some people, the effects of trauma last … develop healthy coping strategies. Experts recommend connecting with trusted friends and loved ones who are supportive. Try to stick with normal routines for meals, exercise, and sleep. …

… with type 2 diabetes. In this disease, levels of blood glucose, or blood sugar, stay too high for too long. Diabetes can lead to serious health issues. Weight loss is often recommended for … recruited 75 people with obesity and type 2 diabetes. Participants were assigned to one of three diet groups. One group tried intermittent fasting. They ate only between noon and 8 …

… As we get older, it’s important to plan for future decisions about medical care. And it’s a good idea to discuss those decisions with loved ones. This is called advance care planning. Advance care planning includes preparing documents … is free. Subscribers receive weekly emails. These help you consider your preferences for future care and treatment. You’ll learn about the common medical decisions living wills …

… Peanut allergy is one of the most common food allergies. It often begins in childhood and usually lasts for life. Symptoms include hives, lip swelling, and trouble breathing. It can even be deadly. … tracked about 500 of the original study participants up to about age 13. They found that only one child in the peanut-eating group had developed a new peanut allergy. Overall, less than 5% of …

… ever wondered what it means to “follow the science?” Sometimes it may seem like what’s true one day changes the next. But when what we know changes, it often means science is working. … is an evolving process. But it’s the best way we have to seek out answers. NIH has created a one-page guide to explain more about how research works. Find the guide in English or Spanish . …

… who live with smokers also smoke, so researchers couldn’t draw a firm conclusion. The study is one of the first to suggest that parents’ smoking may directly increase RA risk. “Our findings … give more depth and gravity to the negative health consequences of smoking in relation to RA, one of the most common autoimmune diseases,” says Dr. Kazuki Yoshida of Brigham and Women’s …

… simulated night work conditions over two weeks. Each person was randomly assigned to receive one of two meal schedules. One group ate meals during both day and night. This pattern is typical … found that nighttime eating boosted blood sugar levels. High blood sugar is a risk factor for diabetes. Eating at night increased blood glucose by 6.4% on average. Eating meals only …

… untreated, it can lead to blurred vision and eventually blindness. Retinal vein occlusions are one cause of it. These are blockages in veins in the retina (the light-sensing tissue in the back … retinal vein blockages. Participants received an injection with an anti-VEGF drug once a month for at least six months. After one year, participants continued treatments at their doctor’s discretion. The research team …

… serious infections in hospitals and other health care settings. Scientists have been looking for new ways to kill drug-resistant bacteria. One idea has been to use bacteriophages, also called phages. Phages are viruses that infect …