A little flutter in your heart now and then is nothing to see a doctor about, right? Not necessarily. An irregular heartbeat might be a sign of other heart-related risk factors.

Few things are as frustrating as having pain and not knowing the cause. That frustration is no less intense for children, including children with chest pain.

Picking up smoking in adolescence can happen for any number of reasons. But turning into a heavy smoker and staying that way into your 30s , may be the result of low social status.

Not all cancers are life threatening. That is, people with some forms of cancer will generally have a normal life expectancy. The most common types of thyroid cancers usually don’t affect a patient’s lifespan.

Take one step forward, two steps back. Take 6,000 steps forward and forget going back, especially when it comes to women's health.

Bringing a child to the doctor to get allergy shots can be a traumatic experience for both the child and the caretaker. A new treatment might offer an alternative to the dreaded needles.

New drugs are always tested for safety and effectiveness in trials before the FDA approves them. But this doesn't mean they are effective for everyone for a particular condition.

Fear of the dentist has been mocked in countless films and TV shows. However, it's a very real concern for many people – especially children. Being afraid of the dentist can lead to long-term problems with oral health.

Not all heart failure patients are created equal. Some have more severe symptoms, and some are more stable. So researchers need to learn whether medications work in each subgroup of patients.

Blood thinners are commonly given after heart surgery to reduce the risk of blood clots, strokes and other complications. The question is how much they reduce the risk.