Q: I would like to know your opinion on the recent articles about how taking over 100 milligrams of vitamin E daily can increase a person’s risk of developing lung cancer.

––Joe, via e-mail

The blood levels of vitamin D in Americans dropped significantly from 1994 to 2004 (Archives of Internal Medicine, March 2009). This is frightening because of the association of low levels of vitamin D and premature death, heart attacks, strokes, and at least 17 different cancers.

It was too good to be true -- the hype that drinking wine leads to strong hearts and healthy bodies. While it does appear true that wine exerts some mildly beneficial effect on the heart, new research reveals the dark side of the "fruit of the vine."

It seems like everyone is talking about vitamin D these days. As a result of people getting less sun exposure due to climate, lifestyle, and skin cancer concerns, there is a growing epidemic of vitamin D deficiency.

I’ve always worried about the dangers of non-bioidentical hormones. And after you read this, you’ll be worried too.

You might wonder why you need to be concerned about a rare form of breast cancer called inflammatory breast cancer (IBC). After all, IBC accounts for less than three percent of all breast cancers.

I'll give you three reasons for concern...

If you haven’t heard already, you will soon come across a new anti-cancer therapy called Kanglaite. It’s manufactured in China and is pushed by incredible hype and fanfares as a “proven” and “miracle” cure. But we’ve been there before, haven’t we? When commercial interests get on the bandwagon, the inconvenient matter of truth and integrity suddenly gets lost in all the brouhaha.

Whether we admit it or not, the color of your hair seems to communicate something about yourself to the world. 

Now researchers are finally starting to unravel what your color says about what’s going on inside your body, which might lead to new strategies for prevention or reversal of the hair graying process.

Why does your hair turns gray?

Researchers in Italy recently published a study demonstrating that aspartame causes cancer in animals. It showed increased incidence of malignant tumors, lymphomas, leukemias, and cancers of the kidney and nerves.

Chocolate is receiving plenty of praise in the medical and nutritional news these days. But there's nothing new about this news.