Health Guides
Expert guides on nutrition, exercise routines, and wellness metrics to help you reach your fitness goals.
The Calorie Deficit Trap: Why Eating Below Your BMR Is (Sometimes) Okay
Why diet apps scare you with tiny calorie goals, when eating below BMR is actually fine, and how to find your real maintenance from a 2–4 week food log.
The Zone 2 Running Trap: Why Easy Runs Feel Too Slow and What to Do
Why easy jogs spike into Zone 4, how 220−age and wrist sensors lie, and how Karvonen plus a 1-hour drift test fix your real Zone 2 ceiling.
The Running Economy Hack: Why High Reps Fail and Heavy Weights Make You Faster
Why 3×20 light lifting stalls runners, how heavy strength (≥80–85% 1RM) improves running economy without bulk, and how to program two short gym sessions around your runs.
The Early Scan Panic: Why Your Embryo Isn't 'Measuring Behind'—You Just Ovulated Late
Dating scan says you're measuring behind? Learn why late ovulation—not a failing embryo—often explains the gap, and how to redo your due date from conception.
Deconstructing the School BMI Letter: Why Healthy Kids Fail the Percentile Test
Got a school BMI letter calling your healthy kid overweight? Decode child percentiles, step-function growth, and what to do without stigma.