Lung cancer goes hand-in-hand with smoking, but the leading cause for people who have never smoked is an odorless, tasteless gas that can go undetected. Even years later, our toenails can reveal exposure and the risk it might pose…

Colonoscopy was hailed as the procedure that could end colorectal cancer by reducing risk and death as much as 70%. But results from a large trial might make it harder to justify this form of screening that’s remained largely unchanged since 1969…

Your immune system isn’t only your body’s first-line defense against infection. It also targets cancer cells. But if you’ve got a condition that restricts blood flow, this defense mechanism won’t just let you down; it will fuel cancer growth…

The American Cancer Society says up to 50 percent of all cancer cases in the United States could be completely eliminated. No, they haven’t developed a cure, but have identified five changes they say are vital for cancer prevention, and they have the backup to prove it…

Zeaxanthin has long been associated with good eye health. But there’s a lot more to this inexpensive, widely available nutrient. Research indicates it may soon be used alongside advanced cancer immunotherapy treatments…

Barrett’s esophagus may seem like a benign condition. After all, it has few symptoms. But in actuality, signs of other conditions can mean it’s not far behind, nor is the risk for a type of cancer on the rise among people over 65. Here’s what to change now…