Strength After 40
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Tools

Calculators

Three tools, all adjusted for the physiology of women in midlife rather than generic gym charts.

One-Rep Max Calculator

Enter a set you completed and get your estimated max across four formulas, plus training percentages.

Protein Intake Calculator

Daily and per-meal protein targets adjusted for age, goal and training load.

Strength Standards Calculator

Compare nine lifts — squat, bench, deadlift, press, hip thrust and more — to age-scaled standards.

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Strength After 40

Evidence-based strength training, nutrition and gear guidance for women in midlife and beyond.

Calculators

  • One-rep max
  • Protein intake
  • Strength standards

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  • Protein powder
  • Creatine
  • Home gym equipment

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Strength After 40 provides general fitness information, not medical advice. Consult a healthcare provider before starting any new training program.

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