Can daily walking and getting out predict lower long-term care costs? Japanese cohort data link mobility with less disability and lower insured spending.
In adults over 80, selenium intake tracks with faster walking, while low blood selenium predicts undernutrition risk. What the evidence supports—and cannot prove.
Does foam rolling longer improve flexibility or strength? A 30-second vs 2-minute trial offers clues, but no proven dose-response answer for warm-ups exists.