You know about smoking, but did you know about the roles that obesity and sleep play in cancer? There's no such thing as perfect prevention, but experts believe preventable factors play a role in over half of cancers.
The island of Nantucket off the Massachusetts coast seems to be doing something right: Its cancer death rate has dropped by 42 percent over the last roughly 25 years, while the national rate dropped 20 percent.
Some new cancer treatments can have miraculous results for some patients. But because the long-term prognosis with these new medications is still not clear, even after going into remission patients can be on an emotional roller coaster.