Disclaimer
The information provided by Iron Library is for general educational and informational purposes only. It is not a substitute for professional advice. By using this website and the training programs, calculators, and guidance it contains, you acknowledge and accept the following.
Not medical advice
Iron Library does not provide medical advice, diagnosis, or treatment. The content here is not a replacement for guidance from a qualified physician, physical therapist, or other licensed health professional. Always consult your doctor before beginning any new exercise, nutrition, or supplementation program - especially if you have an existing injury, medical condition, or any concern about your ability to train safely.
Assumption of risk
Strength training and resistance exercise carry an inherent risk of injury. By following any program, technique cue, or recommendation on this site, you do so voluntarily and at your own risk. You are responsible for exercising within your own limits, using proper form, warming up appropriately, and using safety equipment such as spotters, safety bars, and collars. Stop immediately and seek medical attention if you experience pain, dizziness, or any other warning sign.
Enhanced vs. natural lifters
Some of the programs featured on Iron Library were originally written for enhanced lifters - athletes using performance-enhancing drugs (PEDs), anabolic steroids, or hormone replacement therapy (HRT/TRT). These programs often prescribe very high volume, intensity, and training frequency that rely on the accelerated recovery those substances provide. A natural (drug-free) lifter generally cannot recover from that same workload and may overtrain, stall, or get injured attempting to.
We share these programs for educational and reference purposes. We are not endorsing, encouraging, or providing instruction on the use of any banned, illegal, or prescription-only substance. Everyone responds differently to training, so honestly assess each program against your own experience, recovery capacity, and whether you train naturally before attempting it - and scale the volume and intensity down where needed.
Calculators and estimates
Tools such as the one-rep-max calculator produce estimates derived from published strength formulas. Real-world maximal strength depends on technique, fatigue, leverages, exercise selection, and the day itself. Treat any calculated number as a guide for programming, not a guaranteed lift, and never attempt a true maximal effort without proper preparation and safety measures in place.
Third-party content and links
This site may reference or link to third-party programs, products, websites, and services. These are provided for convenience and information only. Iron Library does not control and is not responsible for the accuracy, content, or practices of any third party, and a link does not imply endorsement.
Limitation of liability
To the fullest extent permitted by law, Iron Library and its contributors shall not be liable for any injury, loss, or damage of any kind arising from the use of, or reliance on, the information, programs, or tools provided on this website. Your use of this site confirms your understanding and acceptance of this disclaimer.
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