ScienceInsights

Your gut can heal, but it takes the right foods, less stress, and time. Here's what the science says actually works.

SVT typically produces a fast but regular heart rhythm. Learn why it feels that way, when it can be irregular, and how rhythm patterns help doctors diagnose it.

Struggling to breathe through a stuffy nose? From saline rinses to sleep position, here are practical ways to ease congestion and find real relief.

Plasma does far more than carry red blood cells. Learn how this liquid component of blood keeps your body balanced, protected, and functioning.

Learn what actually happens in your heart during a heart attack, from artery blockage to cell death, treatment, and lasting changes to heart tissue.

Herpes antivirals don't cure the virus, but they do stop it from replicating. Here's how they work and what treatment actually looks like day to day.

Certain foods raise blood pressure more than others. Learn which everyday items contribute most to hypertension and why sodium isn't the whole story.

Plantar fasciitis causes sharp heel pain that's hard to ignore. Learn what's behind it, who's at risk, and what recovery typically looks like.

From sleeping after a concussion to contact lenses overnight, here's what's actually safe when it comes to sleep habits and health.

Belittling can be subtle but its effects run deep. Learn how to recognize it, why it happens, and what you can do about it.