I LOVE the 12:3:30 trend! 12 incline, 3mph, for 30 minutes on the trea... | 12 3 30 workout | TikTok
![TikTok is talking about influencer Lauren Giraldo's "12-3-30" treadmill workout, which involves wa… | Treadmill routine, Walking exercise, Incline treadmill workout TikTok is talking about influencer Lauren Giraldo's "12-3-30" treadmill workout, which involves wa… | Treadmill routine, Walking exercise, Incline treadmill workout](https://i.pinimg.com/564x/46/bd/d9/46bdd9edf235911f943d086e55fdbf47.jpg)
TikTok is talking about influencer Lauren Giraldo's "12-3-30" treadmill workout, which involves wa… | Treadmill routine, Walking exercise, Incline treadmill workout
![Personal trainer reveals whether low-impact '12-3-30' workout is really beneficial | Daily Mail Online Personal trainer reveals whether low-impact '12-3-30' workout is really beneficial | Daily Mail Online](https://i.dailymail.co.uk/1s/2022/02/21/19/54472451-0-image-a-41_1645472706079.jpg)