Colorectal cancer might not cause symptoms right away, but if it does, it may cause one or more of these symptoms. Colorectal cancers can often bleed into the digestive tract. Sometimes the blood can ...

Joy Emeh is a professional health writer, editor, content strategist, and career development coach with up to four years of experience in the health writing space. She is interested in all things ...

Roshini Raj, MD, is Health's former magazine's medical editor and coauthor of What the Yuck?!. Board-certified in gastroenterology and internal medicine, Dr. Raj is a Clinical Associate Professor of ...