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My super-fit grandparents in their 80s motivate me to exercise. My granddad can do 500 push-ups, while my nanny walks 2 hours daily.
This as-told-to essay is based on a conversation with Phil Mackenzie, a 37-year-old fitness ... My granddad does 500 push-ups three times a week, and my nanny walks for two hours every day.
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A personal trainer says she reversed her biological age by 4 years to 35. She helps clients live long, healthy lives in 3 simple ways.
Noelle McKenzie, cofounder of Leading Edge Personal ... as well as how many push-ups they can do in one minute and how far they can run in 12 minutes. Research suggests worse muscle strength ...