Scientists may have trouble proving it in a lab, but marital support helps cancer patients live longer. How can this be translated to help unmarried patients?

Lung cancer patients who never smoked may be treated differently in the future than those who have smoked. That’s because smoking changes a person’s genes – a lot.

Heavy drinking, smoking, obesity and poor diet are not the building blocks for a healthy human. But change now and in a few years the body can repair itself.

It's hard to get a full eight hours of sleep each night. But it's important. For women with breast cancer, it's extremely important.

The mind-body connection has interested people for centuries with more and more research showing that the two are completely connected.

Being treated for cancer is very stressful at any age. Even babies and toddlers can develop stress disorders from cancer treatments.

The human body is a wonderland of complex chemical reactions that both cause and ward off disease. Alcohol can throw the body out of sorts if the system doesn’t work just right.

Dipping or using chew may not cause lung cancer, but oral cancer is still a big risk. Smokeless tobacco products have nitrosamines , which can cause cancer at high levels.

Loneliness among older individuals can be a significant risk factor for health problems like cardiovascular disease, Alzheimer’s and even death.

Being diagnosed with any advanced cancer is not happy news. So becoming depressed might be a natural response, but it's not a life-prolonging one.