5 of the best exercises you can ever do - Harvard Health

Published October 12, 2026 11:34AMHow we reported this story: The author, Danielle Zickl, a health journalist, interviewed two experts, a physical therapist and a sports scientist, who explained why exercise is necessary for bone health. Whether you’re scrambling up a mountainside or shredding uneven singletrack on your bike, outdoor athletes need a sturdy foundation. While the focus is usually on cardiovascular stamina or muscle strength, strong bones matter just as much—and are often overlooked.

A common liver disease affecting nearly 30% of adults worldwide is far more complex than previously understood. Researchers at Mayo Clinic have identified five biologically distinct forms of the condition, each associated with different risks of serious health complications, including heart disease, liver failure, cancer, and the need for a liver transplant. The findings, published in Nature Communications, come from a collaboration between Mayo Clinic and Virginia Tech. Scientists discovered that metabolic dysfunction-associated steatotic liver disease, or MASLD, can develop through several different biological pathways. Some are closely connected to obesity and diabetes, while others appear to be driven by inherited genetic differences.