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Gallstones and other gallbladder disorders rank among the most common and costly of all digestive system diseases.

"To maintain our edge . . .

You know that physical activity can help you live a longer, healthier life.

The page limits for most forms sections are listed below, organized by Activity Code.

Most children get restless, rowdy, or distracted at times. That’s all part of being a kid. But some kids have such trouble paying attention, staying focused, and finishing tasks that it interferes with their schoolwork, home life, and friendships. These difficulties might be signs of a developmental disorder called attention deficit hyperactivity disorder, or ADHD.

How would you react to a medical emergency? When it comes to life-threatening conditions like heart attack or stroke, every minute counts. Get to know the signs and symptoms of these health threats. If you think you or someone else might be having a heart attack or stroke, get medical help right away. Acting fast could save your life or someone else’s.

Many people have never heard of sepsis, or they don’t know what it is. But sepsis is one of the top 10 causes of disease-related death in the United States. The condition can arise suddenly and progress quickly, and it’s often hard to recognize.

People enjoy the sun. Some have even worshiped it. Sunlight is essential to many living things. But sunlight also has a dangerous side. It can harm your skin and even your eyes. The good news is you can take some simple steps to protect your body from sun damage and still enjoy the sun’s healthful effects.

In warm-weather months, who doesn’t love to get outside for picnics, backyard gatherings, and of course delicious foods? But high temperatures raise your chance of getting sick from things you eat. Learn how to handle food properly to avoid the misery of food poisoning.

How can technologies help heal our bodies and prevent disease? This interactive “bionic man” links to simple descriptions and longer articles about 14 promising tools—such as a robotic leg and an artificial kidney—being developed with NIH support.