Tag
Muscle
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Light weights to failure grew more muscle than heavy ones
A 201-person trial in Medicine & Science in Sports & Exercise had untrained adults lift heavy or light until they could not manage another repetition. The light group gained slightly more muscle, about a millimeter of extra thickness.
Aug 1, 2026
Fast lifting built power in older adults, but not for everyone
A GeroScience trial put 36 middle-aged and older adults through 12 weeks of deliberately fast lifting. The gains came from force, and the speed gains went only to the slowest.
Aug 1, 2026
Atrial fibrillation sped up muscle loss over 12 years
A Swedish study of 2,048 older adults found people with the common heart rhythm disorder lost strength faster, and lost it fastest when inflammation markers were high.
Jul 31, 2026
Coffee tracked higher total testosterone but lower free testosterone
A Finnish study of 2,264 people at age 46 found heavier coffee drinkers were leaner and had a distinct hormone pattern in men, with a catch buried in which testosterone rose.
Jul 31, 2026