This tool calculates your one-repetition maximum (1RM) to help you set safe and empowering fitness goals.

Input your lifting weight and the number of reps you can perform. The calculator will provide an estimated 1RM, which can be used to plan workouts without focusing on weight loss.

Enter your numbers above

In the Body Positive & Intuitive Fitness community, focusing on strength and progress rather than appearance promotes a healthier relationship with fitness and body image.

Examples for Body Positive & Intuitive Fitness

Beginner lifting session
Estimated 1RM: 66 lbs
This estimate helps you focus on progress without fixating on weight.
Intermediate lifter aiming for strength
Estimated 1RM: 90 lbs
Use this to set non-appearance-based goals that prioritize strength.
Advanced lifter with body neutrality focus
Estimated 1RM: 111 lbs
This result is a reminder that strength can be celebrated beyond appearance.
Joyful movement session
Estimated 1RM: 50 lbs
Emphasizing joyful movement, this helps keep your focus on enjoyment rather than numbers.
Recovery-focused session
Estimated 1RM: 60 lbs
This emphasizes progress in a healthy, non-pressuring way for those in recovery.

Understanding 1RM and Its Importance

1RM, or one-repetition maximum, is the maximum weight you can lift for one repetition. Knowing your 1RM helps set appropriate weight loads for training, allowing you to progress safely while avoiding the pitfalls of diet culture.

Setting Non-Scale Goals

Instead of focusing on weight loss, set goals based on strength improvements, endurance, or enjoyment of movement. This approach nurtures a positive body image and reinforces the idea that fitness is about health, not appearance.

Inclusive Language in Fitness

Using language that is free from weight stigmas is essential. Focus on terms like 'strength' and 'ability' rather than 'weight loss' to create a more welcoming environment for all body types.

Tips for Body Positive & Intuitive Fitness

  1. Focus on how you feel during and after workouts instead of numbers.
  2. Celebrate small victories that are not related to weight or appearance.
  3. Incorporate a variety of joyful movements into your routine to find what you love.
  4. Be mindful of language when discussing fitness; choose words that uplift and empower.

Track all your body positive & intuitive fitness metrics in FirstRep. Start free with up to 3 clients.

Frequently Asked Questions

What is 1RM and why is it important?

1RM stands for one-repetition maximum and is a common measure of strength. It helps you determine the appropriate weights for your workouts, guiding you towards safer and more effective training.

Can I use this calculator if I’m in recovery from an eating disorder?

Yes, this tool is designed to support your strength goals without focusing on weight loss. It's about celebrating your progress and abilities.