The 12-3-30 treadmill workout is trending on TikTok and Instagram. Here, we ask the experts if the walking workout deserve its viral status.

12-3-30 workout: what experts say about TikToku2019s viral trend

12-3-30 workout: what experts say about TikTok’s viral trend

Can the 12-3-30 workout improve your endurance? 

What are the cardio benefits of the 12-3-30 workout?

Can the 12-3-30 workout can make you stronger 

The treadmill workout will help you strengthen your lower body.