Three calculators
Arithmetic, not advice. Each one shows its own working so you can check it.
Sleep window
Counts back from a fixed wake time, adding the time it takes you to fall asleep.
Wake time minus hours asleep minus time to fall asleep.
Protein range
The range commonly described in the literature for people training seriously, 1.6 to 2.2 grams per kilogram of bodyweight per day.
Bodyweight in kilograms multiplied by 1.6 and by 2.2. Arithmetic, not advice.
Weekly training volume
Hard sets per muscle group per week, the unit most resistance training reviews are built on.
Sessions multiplied by sets. Reviews commonly describe ten or more weekly sets per muscle group as the range where results scale.
This is an education service. We do not diagnose, treat or prescribe, we do not sell or supply any product, and a written guideline is not a substitute for care from a licensed medical professional. Consult your own physician before changing anything about your health.