HIIT vs LISS cardio on GLP-1 — anyone have experience?

I've written this guide because I keep seeing the same questions come up about HIIT vs LISS cardio on GLP-1. Rather than repeating myself across threads, here's everything in one place.

Who this is for: Anyone interested in hiit vs liss cardio on glp-1, whether you're a newcomer or looking to deepen your understanding.

1. Overview

HIIT vs LISS cardio on GLP-1 is an important topic in the exercise & body composition space. Understanding the fundamentals will help you make more informed decisions and have better conversations with your healthcare provider.

2. What the evidence says

The clinical trial data is extensive. Multiple randomized controlled trials (STEP, SURMOUNT, SUSTAIN, SURPASS programs) have established clear efficacy and safety benchmarks. I'll reference specific data points throughout this guide.

3. Practical recommendations

• Start with the basics — don't overcomplicate things early on
• Track your own data systematically (weight, labs, side effects)
• Consult your healthcare provider before making any changes
• Use this community as a supplement to — not a replacement for — professional medical care

4. Common mistakes

The most common errors I see: rushing titration, inadequate protein intake, not getting baseline labs, and relying on anecdotal reports over clinical data.

This guide is educational. It does not constitute medical advice. Last updated March 2026.

julia.endo — wow. I've been looking for this exact info for weeks.

Thanks for sharing this, julia.endo. A few questions about your HIIT vs LISS cardio experience:

1. What dose worked best for you?
2. How long before you noticed appetite suppression kicking in?
3. Did your endo have any specific recommendations about HIIT vs LISS?

I am in a similar boat and trying to learn from others' experiences before my next appointment.

Clinical perspective on HIIT vs LISS cardio on GLP-1 anyone:

I have managed ~150 patients on GLP-1 therapy and this topic comes up frequently. What the data shows — and what I see in practice — is that proper titration prevents most adverse events.

For this specific question, I would recommend: reviewing the relevant clinical guidelines.

OP here — wow, did not expect this much response! Thank you all for the thoughtful replies on HIIT vs LISS cardio on.

To answer carl_compliance: I get my labs done through Quest every 3 months.

Quick update: my latest labs came back even better. Thanks again for the evidence-based discussion — this is exactly why I posted in a science-based community. 🙏