Gentle, science-based guides
Plain-language answers to the questions that actually come up, no scare tactics, no hype.
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Pick a goal, or scroll down and browse every guide. No wrong answers.
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Weight & GLP-1
Exercise on GLP-1 medications
Lose fat, not muscle, on Ozempic, Wegovy, Zepbound, or Mounjaro.
Read guide →How much protein on GLP-1
The protein target that keeps muscle while you lose weight.
Read guide →Calorie & macro calculator
Find your daily targets, and how to adjust them to real life.
Read guide →Goal weight timeline
A realistic, sustainable timeline to your goal weight.
Read guide →BMI: what it really tells you
Calculate it, plus the honest limits of the number.
Read guide →Strength & aging
Strength training for women over 50
Why strength matters more after 50, and how to start safely.
Read guide →Balance exercises for seniors
Stay steady and prevent falls with a few minutes a day.
Read guide →Waist-to-hip ratio
A simple measure of where you carry weight.
Read guide →One-rep max calculator
Estimate your strength safely, no max attempts needed.
Read guide →Exercise for stronger bones
The exercises that build and protect bone, and how to train safely with osteoporosis.
Read guide →Pain & recovery
Exercises for lower back pain
Why gentle movement beats rest, and what actually helps.
Read guide →Exercises for sciatica
What helps, what to avoid, and when to seek care.
Read guide →Postpartum exercise
When and how to return to exercise safely after birth.
Read guide →Exercise during pregnancy
What is safe to do while pregnant, and what to avoid.
Read guide →Flexibility test
Check your flexibility and improve it at any age.
Read guide →Cardio & movement
Everyday wellness
Kids & teens
Healthy living for kids & teens
Science-backed movement, food, sleep & hydration, with goals that aren’t a number.
Read guide →Children’s sleep needs
How much sleep kids and teens need, by age.
Read guide →Children’s water intake
A simple daily fluid estimate for kids.
Read guide →Child BMI
Your child’s BMI number, and why a pediatrician reads it differently.
Read guide →Prefer a quick number first? Try our free wellness calculators. Each links straight to its guide.
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