ScienceInsights

Intercostal retractions happen when breathing becomes labored. Learn what causes them, where they appear, and why they matter more in young children.

Microdosing psychedelics may affect mood and creativity, but the science is mixed. Here's what we know about the brain effects, risks, and placebo question.

Tattoos fade, blur, and shift color as skin ages. Here's what to expect and how placement, style, and care affect how your ink looks decades later.

Hangovers aren't just dehydration. Here's what alcohol actually does to your body and why some people feel it much worse than others.

L-citrulline boosts nitric oxide, improves blood flow, and may enhance endurance. Learn how it works, how much to take, and whether it's worth adding to your routine.

Therapy feeling stuck? The issue could be timing, the therapist fit, or what happens between sessions. Here's how to figure it out.

Silymarin, the active compound in milk thistle, may support liver health and more. Here's what the research says about how it works and whether it's safe.

Childhood obesity rates have tripled in recent decades. Here's what the data reveals about its causes, health effects, and why experts call it an epidemic.

Leaving an emotionally abusive relationship takes careful planning. Here's how to protect yourself, prepare safely, and find support when you're ready to go.