Consumers have testing options beyond the once-a-decade colonoscopy. But some doctors question Cologuard's testing program.

You described a localized condition, only in areas of hair growth. We wonder if your doctor has discussed the possibility of a scalp-based fungal infection, such as dandruff or folliculitis?

Dr. Halladay is a leading researcher into the causes of autism and an advocate for a science-based approach to this ...