23andMe screens for three mutations of the BRCA1 and BRCA2 genes, which are associated with a higher risk for breast, ovarian and prostate cancers. Here’s the caveat: If a person’s results come back positive for these genes, it does not always mean they will develop cancer.
Cancer of the colon and rectum is the second deadliest cancer among U.S. adults – and recently there has been a sharp rise in colorectal cancer cases among adults under 55. The result? The American Cancer Society (ACS) has issued new guidelines for colorectal cancer screening, lowering the recommended age to begin screenings from 50 to 45 years old.