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… drugs. Substance use disorders are complex medical conditions that involve changes to the brain. Learn how researchers are developing better ways to prevent, manage, and treat substance …

… may not receive follow-up care that could improve their health. A concussion is a mild brain injury. It results from a bump, blow, or jolt to the head. Most people recover quickly from … have trouble sleeping or mood changes. Getting treatment is important for recovery from any brain injury. A research team wanted to find out if people were getting follow-up care after a …

… risks. Exposure to nicotine during youth can lead to addiction and cause long-term harm to brain development. The vapor can also contain toxins (including ones that cause cancer) and tiny … teens understand the possible effects of vaping on overall health, the development of the teen brain, and the potential for addiction.” …

… sugar can damage nerves, including the vagus nerve. The vagus nerve sends signals between the brain and gut that tell your stomach muscles to contract or relax. They also give you the feeling … patients over time to see how their symptoms change. Kuo is studying the role of the gut-brain connection and whether a type of talk therapy, called cognitive behavioral therapy, may … This approach helps patients better understand their condition and its connection to the brain. It teaches techniques to relax the vagus nerve. Patients also learn to overcome the fears …

… in the gene cause it to make a defective protein. The defective protein has toxic effects in brain cells, causing them to die. The brain areas most affected are those that control voluntary movements. People with Huntington’s … with the disease. Yang’s team has found that the extra repeats are added most rapidly in the brain cells most affected by the disease. The changes happened more slowly in animals lacking …

… blocked. If the pain won’t go away or your child has fluid coming out of their ear, you should visit a doctor. Ear infections can also make a child fussy, cause a fever, or create trouble …

… tooth decay and gum disease by brushing daily with fluoride toothpaste and flossing. Also visit the dentist regularly for a cleaning and checkup.  Another common problem for older adults …

… well-being. Of course, sleep helps you feel rested each day. But while you’re sleeping, your brain and body don’t just shut down. Internal organs and processes are hard at work throughout … even put you at greater risk for developing depression. But sleep isn’t just essential for the brain. “Sleep affects almost every tissue in our bodies,” says Dr. Michael Twery, a sleep expert … stops or becomes shallow. If you have apnea, you’re not getting enough oxygen, and your brain disturbs your sleep to open your windpipe. Apnea is dangerous. “There’s little air exchange …

… long when fully grown—have a lot to teach us about human health. Like us, fish have a spine, brain, heart, gut, ears, eyes, and other organs. Fish and people use similar processes for … Transgenic zebrafish glowing orange and blue. Scientists can even add genes that make living brain cells glow when they’re active, giving new insights into how the brain works. Unlike humans, zebrafish can regrow damaged limbs and other body parts. Scientists …

… the legs and feet. This briefly reduces blood flow to the upper body, including the heart and brain. So the brain immediately sends signals that tighten the body’s lower blood vessels and make the heart … don’t tighten enough upon standing, and the heart beats much faster than it should. The brain and other organs may not get enough blood, which can lead to fainting and other symptoms. …