A comprehensive study published in the British Journal of Sports Medicine aims to settle the long-standing debate on whether lifting heavy weights with low repetitions or using lighter weights with higher repetitions is more effective for muscle building. Researchers at McMaster University in Canada reviewed data from 192 previous studies, involving over 5,000 participants, to provide an answer.
  

Key Points: 

1. The study seeks to resolve the debate on the most effective method for muscle building: lifting heavy weights with fewer reps or lighter weights with more reps.
2. Researchers at McMaster University analyzed data from 192 previous studies in an effort to draw a conclusion.
3. The study was published in the reputable British Journal of Sports Medicine, adding credibility to its findings.
4. Over 5,000 individual participants were included in the data reviewed by the researchers.
5. The study could potentially influence future recommendations and guidelines on resistance training methods.

Source: https://www.mensjournal.com/news/study-train-heavy-weights-high-reps