Post-traumatic stress disorder, or PTSD, is a debilitating mental disorder that can occur after a terrifying event. It was first brought to attention by returning war veterans, many of whom had been wounded in battle. Zachary Bell, former U.S. Marine, shares his story of horror in Afghanistan and his battle to regain his mental health after serving our country.

Sudden cardiac arrest can happen when there is an electrical problem in the heart. If quick action isn't taken, a person can die in minutes. Fortunately when things suddenly went very wrong for Bob Schmit, his girlfriend was there to save his life.

Symptoms that are difficult to diagnose; whether additional medical tests are really necessary to make a diagnosis; five things a patient can do to help a doctor make a diagnosis.

Eating for health may be more than counting calories. Chelsea Knutsen shares her journey to health—a journey which meant leaving behind the food traditions of her childhood.

Knee pain is a common problem and can escalate into extreme consequences that compromise lifestyle. Steve Jasinski has been dealing with severe knee pain issues that have had a negative impact on him for many years. He shares his personal story and learns about new options that could restore his quality of life.

As more states make the use of medical marijuana legal, doctors and lay people alike question its use, its efficacy and the amount of research being done to help prove it is safe to treat certain conditions. Meet Beverly McClain who uses medical marijuana to help with her symptoms caused by the treatment she is receiving for Stage IV breast cancer.

Recent medical studies raise the possibility of blood tests capable of predicting who is at risk for developing Alzheimer's disease. Joanne Mee DeHond shares her mother's struggles with Alzheimer's and the questions that linger regarding her mother's care and her own health.

The safety of cancer treatments for children; what to do when a child is diagnosed with cancer.

Symptoms that arise from sleep disorders may not immediately be recognized as being caused by sleep problems. Meet Carol Hage Wall who initially didn't believe her struggles were related to sleep, but found relief and recovery from successful treatment.

What usually starts innocently enough as taking pain medication appropriately prescribed by a doctor, can turn into a deadly addiction for some. Jennifer Matesa shares her story of the darkest days of her addiction to her recovery.

Hepatitis C is a worldwide health problem, and in the U.S. alone, an estimated 3.2 million people are living with chronic Hepatitis C infection.

The Ebola virus causes an acute, serious illness which is often fatal if untreated. Ebola virus disease (EVD) first appeared in 1976 in 2 simultaneous outbreaks, one in Nzara, Sudan, and the other in Yambuku, Democratic Republic of Congo. The latter occurred in a village near the Ebola River, from which the disease takes its name.