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Resistance Training Beats Diet for Muscle Quality
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A 41-trial meta-analysis found resistance exercise is the only intervention that reliably improves muscle-specific strength in older adults. Read more…
Estradiol and Grip Strength in Midlife Women: An Early Cross-Sectional Signal
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In a cross-sectional NHANES analysis of 1,350 adults aged 40-59, women with lower estradiol had higher odds of low grip strength, but most hormone-and-muscle links weakened after adjustment. Read more…
Is Cottage Cheese Healthy? Protein, Calcium, and Sodium
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Cottage cheese offers roughly 10 to 12 grams of protein per 100 grams plus calcium and phosphorus, a modest effect on fullness, and a fair amount of sodium. Read more…
Shrinking Thigh and Calf Size Was Linked to Faster Muscle and Mobility Decline in a Small NIH Study
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A small NIH body-scan study of 302 volunteers found that smaller thigh and calf size went with older age and, in a side analysis, with slower walking and weaker knee strength over time. The study was exploratory and did not test home tape measures. Read more…
Why Does My Scalp Hurt? Common Causes and Next Steps
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Common causes of scalp pain, from sensitive scalp to tight hairstyles and nerve pain, and when to see a doctor. Read more…
Once-Weekly HIIT and Fat Loss: What a 315-Adult Trial Found
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A randomized trial of 315 adults found that HIIT once a week lowered fat mass by about 0.8 kg after 16 weeks versus a no-exercise control, but the fat-mass gap was gone four months after the program ended. Read more…
