Perhaps you have heard of atrial fibrillation. You’ve seen it in the news or have a friend or relative with it. Or a doctor has just told you that you have it. But what exactly is it?

Multiple sclerosis (known commonly as MS) is a long-term, chronic disease with symptoms ranging from mild and frustrating to severe and life-altering. The disease affects the central nervous system, a complicated system that includes the brain, the spinal cord and the optic nerves used for sight.

It's like having the stomach flu, but worse. You have cycles of stomach pain, usually after you eat a meal. But how do you know if it's Crohn's disease?

Ulcerative colitis is a condition that falls under the category of IBD – inflammatory bowel disease. The disorder involves the presence of long-term inflammation and ulcers in parts of the digestive tract, usually the rectum and the innermost layers of the large intestine (the colon).

Erectile dysfunction (ED) or impotence cramps the sex lives of millions of men around the world. ED is a sensitive issue for many men. As such, some patients may feel timid to talk about their erection problems, which may lead to some serious misconceptions about the condition.

Now, there is a simple checklist that anyone can follow to check for signs of skin cancer. Take your clothes off, grab a mirror and have a good look-see to stay healthy and cancer free!

Ulcerative colitis can prove to be a both physically and mentally challenging disease. Difficult, sometimes embarrassing symptoms can add stress to an already painful condition. However, medical treatment options and lifestyle choices can help control the disease and lead to long periods of remission.

We won’t be seeing NFL players wearing pink shoes, gloves, sweatbands, using pink towels and displaying pink ribbons on their helmets for another year now. Breast Cancer Awareness Month 2012 is over.

The small amount of evidence available about medications and pregnancy makes it tough for women to make informed decisions. Fortunately, researchers are learning more all the time.

Many people are bothered by seasonal allergies – sneezing and wheezing when certain pollens roll in. But for those allergic to certain foods (a less common type of allergy) the condition can take on whole new precautions and reactions.