Everyday Health on MSN

These are the 8 best dietitian-reviewed vitamins for hair growth in 2026

Discover the best vitamins for hair growth, as reviewed by registered dietitians. Here’s how brands like Nutrafol and ...

Robotic nanoprobe enables precise extraction of a single mitochondrion from a living cell

Mitochondrial dysfunction is associated with various chronic diseases and cancers, including neurodegenerative diseases and ...

T cells gain superior memory through new reprogramming method, boosting cancer-fighting abilities

Georgetown University's Lombardi Comprehensive Cancer Center researchers have identified a new way to reprogram T cells, ...

The cosmic seesaw: Black holes eject material as winds or jets, but not both at once

Astronomers at the University of Warwick have discovered that black holes don't just consume matter—they manage it, choosing ...
Verywell Health on MSN

How Much Vitamin C Do You Actually Need Every Day?

How much vitamin C you need per day depends on your age, sex, pregnancy and lactation status, and if you smoke. Here are the guidelines and general limits.
Everyday Health on MSN

The 9 best fiber supplements of 2026, according to 7 registered dietitians

Discover the 9 best fiber supplements of 2026, including the best for kids and best for IBS. Our tests reveal top choices to ...