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Planetary Health Diet: Heart Benefits Backed by Research

The Planetary Health Diet may protect the heart while easing pressure on the planet. Here’s what research shows about its cardiovascular benefits.

Vitamin K2 (MK-7) may support bone density and arterial health. See what research says about food sources, dosage, and who may benefit.

Research links GLP-1 drugs like semaglutide to a rare optic-nerve condition called NAION. What patients should know about the risk.

Rhodiola rosea is an adaptogenic herb studied for stress, fatigue, and mental performance. Here is what randomized trials actually show.

Is full-fat dairy healthy? New research on milk, yogurt, and cheese is challenging older low-fat guidance. Here’s what studies show.

Is the 0.8 g/kg protein RDA enough? Research suggests older adults and active people may benefit from higher intake for muscle and healthspan.

Long-term NIH research finds lifestyle changes cut chronic disease risk in prediabetes more than metformin. Here’s what the science actually shows.

Research suggests artificial sweeteners like sucralose, saccharin, and aspartame may disrupt gut microbiome balance and metabolic health.

NIH-funded research finds the brain’s immune cells undergo major remodeling starting in midlife, with implications for cognitive decline.

New research suggests coffee polyphenols may slow aging by activating a stress-response protein. Here’s what studies show about coffee and longevity.