Barbara Paldus is the founder of biotech company Codex Labs and an expert on all things skincare, skin health and skin ...

Anal cancer causes stool changes and one or more lumps. These symptoms overlap with many GI conditions. Learn how to tell.

Chickenpox is a contagious disease caused by the varicella-zoster virus (VZV). It causes flu-like symptoms and an itchy rash.

One of the golden rules of skin care: Never pop your pimples. Of course, it’s tough advice to follow if that angry bump is ...