People who take high doses of vitamin E supplements are at an increased risk of suffering from lung cancer, research suggests. Lead researcher Dr. Christopher G. Slatore of the University of Washington in Seattle studied 77,000 people taking 400 milligrams per day and found its long-term use increased cancer risk by 28 percent.

Over the course of the study, 521 people developed lung cancer. "This risk translates into a 28 percent increased risk of lung cancer at a dose of 400 mg/day for 10 years," wrote Dr. Slatore. Smokers were at particular risk

Low Vitamin E in one's blood is linked with the physical decline of people when they reach 65 years old. The research was done in Italy where 700 older men and women participated.

The aging men and women were asked to do three things: To provide their blood sample, to get a check up and take three test of physical functions

Vitamins do not reduce cancer risk and heart disease, but exercise may be able to do what supplements can't. Exercise is proven to achieve the benefits claimed for vitamins, even for people who eat properly, reports the November 2007 issue of Harvard Men's Health Watch.

"Current evidence suggests that exercise may be a crucial weapon in reducing the risk of some cancers," the report claimed. "Studies show that active people are less likely to develop colon cancer than sedentary individuals, and that women who exercise can reduce their breast cancer risk

Americans spend more than $5.8 billion each year on dietary supplements without an ounce of proof that they work. Health officials argue that supplements claiming to lengthen life and ward of diseases are misleading.

Yet many mainstream physicians are becoming more and more interested in their powers and pushing them on patients

Eating five fruits and vegetables a day doesn't have to be boring. As a way to help keep your body healthy, it can be fun as well. So this St. Patrick's Day instead of dying your food green, celebrate the day by eating naturally green food and enjoy all the health benefits those foods have to offer, experts suggest.

"Green foods across the board are healthy in terms of their vitamin, mineral, water and antioxidant content. And St Patrick's Day is the perfect time to think about how you can incorporate more of them into your diet," Erica Wald, RD, a wellness coordinator with the MFit Health Promotion Division at the University of Michigan Health System, said in a statement