Can a five-second squat jump really reveal your biological age? TikTok thinks so, with a new 'over 30' challenge currently sweeping the globe. It alleges that if you can perform the seemingly simple ...
Can a five-second squat jump really reveal your biological age? TikTok thinks so, with a new 'over 30' challenge currently sweeping the globe. It alleges that if you can perform the seemingly simple ...