Health & testing
Bloodwork, telehealth and screening services. No medical advice, only what the tests measure and cost.
Guides
Guide
On a GLP-1? The protein and lifting plan that helps protect your muscle
About 25 to 40 percent of the weight lost on semaglutide or tirzepatide is lean mass. The protein targets and lifting plan that help you keep more of it.
Updated 09/28/2026
Guide
How much exercise you actually need: the guidelines, the dose-response curve, and a minimum plan
What WHO and HHS actually recommend, where the mortality curve flattens, whether weekend-only training counts, a 3-day minimum plan, and gym cost per week.
Updated 09/28/2026
Guide
Zone 2 and VO2 max: what the evidence says, how to measure them, and a weekly template
What VO2 max predicts, why a 2025 review pushed back on zone 2 for regular people, how accurate watch estimates are, and a 3-session weekly plan.
Updated 09/28/2026