Find out more about constipation by taking this quiz.

A concussion is caused by a blow or jolt to the head. It is also called a traumatic brain injury. Find out more about concussions by taking this quiz.

Many people swear by alternative and complementary therapies. Find out more about these treatments by taking this quiz.

How much fiber should you consume? Is there more than one kind of fiber? What foods contain fiber? Test your knowledge about fiber by taking the Fiber Quiz.

Overactive bladder is a health problem that can affect your daily life. It can cause you to feel depressed, guilty, and tired from not sleeping well. You may have to miss work and may struggle with personal relationships.

Do you know tobacco smoke's effect on asthma? What about asthma's effect on pregnancy? Find out the answers to these and other questions by taking this quiz.

Each year, more than a million Americans die of heart attacks and other forms of heart disease. Low-dose aspirin therapy is one weapon in the arsenal against heart disease that also includes healthy dieting, adequate exercise, and not smoking. Learn more about aspirin's role in combating heart disease by taking this quiz

Aplastic anemia is a rare blood disorder that affects the growth of blood cells. "Aplastic" means "lack of growth."

Osteoporosis is a disease that thins and weakens a person's bones, making them less dense and more fragile.

Getting older can affect your oral health. Some health conditions can affect your mouth, making problems you already have worse. That’s why is especially important to get good dental care as an older adult.