Research Roundup

Vitamin C may help protect women against gallbladder disease, say researchers at the University of California at San Francisco, who analyzed the diets and blood of 13,000 men and women. The researchers found less gallbladder disease in women with high blood levels of vitamin C and in those who took C supplements. (Vitamin C helps break down cholesterol into bile acids, which would otherwise harden into gallstones.) No such connection was found in