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If you have hair, you probably spent some time thinking about it today. But there’s more to hair than how it looks. A Columbia expert explains what makes hair healthy and how to keep it that way.

Food can be contaminated with bacteria, chemicals, parasites, poison, and viruses. Columbia's Tiffany Sanchez, PhD, answers common questions about food contamination and how to stay safe.

Breast cancer and gastrointestinal cancers may be on the rise in adults under 50, according to a recent study. We sat down with two Columbia experts to get their perspective.

Most patients want a doctor who understands them. Columbia psychiatrist Marta Braña-Berríos, MD, centers this idea in her care. We spoke with her in honor of Hispanic Heritage Month.