About a quarter of lung cancer cases occur in people who have never smoked. One cause may be another potential carcinogen: fumes from frying.

Cigarettes cause lung cancer. It's as simple as that.

One of the worst things you can do if you're worried about breast cancer is to cook beef, pork, fish or poultry at a high temperature - which includes frying, grilling and roasting.

Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Breast cancer is thought to use cholesterol to help the cancer migrate and invade more tissue.

Berries are the healthiest fruit, offering potential protection against cancer and heart disease, boosting the immune system and acting as a guard for the liver and brain.