The Atlantic recently published an excerpt from Dr. Paul Offit’s book Do You Believe in Magic?: The Sense and Nonsense of Alternative Medicine, which takes a closer look at the vitamin supplement industry and the harm it is inflicting .
The goal of the annual National Colorectal Cancer Awareness Month is to make people aware of colorectal cancer and to encourage people to learn more about how to reduce their risk of colorectal cancer (CRC) through regular screening and a healthy lifestyle. The results of the National Health Interview Survey (NHIS) administered to 32,374 adults 18 years of age or older in 2000 showed that colorectal cancer screening is underused . Just over 60% of adults had ever had colorectal cancer testing. Only 44% of men and 37% of women greater than 75 years of age were current for testing. Colorectal cancer screening is very important. If colorectal cancer is allowed to metastasize (meaning to spread to other parts of the body), the 5-year survival rate is less than 10%. However, if colorectal cancer is found early, the 5-year survival rate is greater than 90% .
Vitamin A consists of a group of compounds that play an important role in vision, bone growth, reproduction, cell division and cell differentiation . It helps to regulate the immune system and may also help lymphocytes (meaning a type of white blood cell) better fight infection .