馃毃Better than an abs crunch: two unconventional core exercises for strength, spine health, and healthy aging.
鉁═hey are demonstrated by my online fitness client, a 66-year-young rockstar who knows that staying strong is the key to keeping up with his grandkids.
馃摚Because aging strong isn鈥檛 about chasing aesthetics. It鈥檚 about training for life.馃挭馃従
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