Weekly Q&A: Hot-weather exercise and sleep disturbances, drinking to thirst, calculating your zone 2, and more!

Welcome to your resource for optimizing mental and physical performance.

Each week, I’ll answer some questions from audience members (like you!) and provide one evidence-based supplement recommendation.

This week, I’ll answer questions on:

What GPS watch and program do I use to track my training?

Why does exercising in the heat lead to poor sleep?

How do you…