Changes in genes are at the heart of many cancers. One gene mutation shows up in about 10 percent of lung cancers. That gene is known as the epidermal growth factor receptor (EGFR).

It's well-known that a person's diet can affect the risk of developing cancer. But what about diet after a cancer diagnosis — does that matter?

It seems pretty straightforward: the more healthy behaviors you practice, the less likely you are to develop heart disease. But did you know that sleep plays a role too?

Using fat from a woman’s body to reshape her breasts is nothing new. In fact, the first so-called "fat grafting" was described in 1895! The procedure had fallen out of favor because of safety concerns. Now the trend is reshaping.

People living with diabetes have a lot to think about. Managing the disease has its challenges. And with diabetes comes the risk of other health issues.

Let's say breast cancer runs in your family. So you decide to have genetic testing to learn your risks. The results of your test will affect your children. Would you tell your children the results or not? 

Recently, men have been told to consider carefully watching instead of immediately treating prostate cancer. These recommendations reflect the fact that, in many men, prostate cancer is slow growing and may never cause a problem.

Working at night causes changes in the body that can be harmful. In fact, the International Agency for Research on Cancer (IARC) classified night work as a "probable human carcinogen" in 2011.

Black men are at higher risk of developing and dying from colorectal cancer than white men. But when it comes to pre-cancerous growths, just the opposite is true.

Once a person is diagnosed with cancer, can diet and exercise make a difference? You bet! Lifestyle is hugely important to keep cancer from progressing or returning.