Studies cast doubt on benefits of calcium

An article in Newsday looks at the Women's Health Initiative study of the impact of calcium and vitamin D supplements on bone strength and colorectal cancer and quotes Jean Wactawski-Wende, associate professor of social and preventive medicine, who said "Colorectal cancer takes 10 to 20 years to develop. Seven years of supplementation and follow-up may not be enough time to show a benefit." Go to article. The study also was the subject of an article distributed by Reuters news service and Bloomberg news service. The international press also did articles that appear in news outlets in countries that include France, Germany, England, Canada, Australia and Romania.