As a fitness editor, I’m no stranger to a TikTok health trend — from the 12-3-30 workout to fart walking, it’s often where new health and fitness routines emerge. Next on my list is the 3×3 by 12 health trend that’s everywhere right now — read on to find out what’s involved, and what happened when I gave it a go for a week.
As a reminder, I’m not a doctor, and what works for me and my body might not be right for you. It’s always worth checking in with a medical professional before taking…








