What age can you start working out? Asking for a friend

What age can you start working out? Asking for a friend

Yoga is a great start! Her savasana is a 10/10.
Sheβs been doing yoga for months ππ»
π that looks like a post workout cool down to me.
Kids are working out from day one β€οΈ Every movement is a new skill for them to master. And they have more growth hormones flowing through their veins than any pro bodybuilder could ever hope for π