Mar 24, 2025 · The 12-3-30 workout has had over 60 million views, but what does it do, what are the benefits, and is it safe? WH Fitness Director Bridie Wilkins tried it.

The 12-3-30 treadmill workout that exploded in popularity on TikTok offers some real health benefits. Learn how to start the fitness program and work it into your routine.

Jun 12, 2025 · The 12-3-30 method is straightforward: set your treadmill to a 12% incline, walk at 3 mph, and stay on for 30 minutes. This simple formula, created by Lauren Giraldo, quickly caught fire on …

Feb 24, 2026 · 12-3-30 was just a social media trend, but one that stuck. Here's what to know, how to start, and why it's got scientists at work in the lab.

Apr 29, 2025 · The 12-3-30 workout gained popularity after its arrival into the TikTok space in 2020. Here's how to do it, if it's effective, and workout alternatives.

The latest trendy regimen to fall into this category is the cardio workout known as 12-3-30. Devotees say that 12-3-30 lives in that ideal intersection of minimal effort and maximum...

Jun 30, 2025 · The workout is simple: Set the treadmill to an incline of 12 (or lower — choose a challenging incline for your fitness level) at a speed of 3 miles per hour and walk for 30 minutes. The...

Dec 27, 2023 · But how effective is it really, and is it a good workout for everyone? We spoke with personal trainers to learn all about the pros and cons of 12-3-30 and snag expert tips on how to tailor …

Apr 11, 2026 · The 12-3-30 workout is a 30-minute treadmill routine with a 12% incline and 3 mph speed. It boosts cardiovascular health, builds lower-body strength and may aid weight loss. For a …

5 days ago · The 12-3-30 treadmill workout is simple to describe and much harder to do: set the treadmill to a 12% incline, walk at 3.0 mph, and keep going for 30 minutes. That combination has …