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Strong Support
causal
Analysis v1
History

Doing 10 weeks of leg exercises that strengthen your knee muscles boosts one specific hormone receptor in your muscles (ERα), but doesn’t change two others (AR and ERβ).

31
Pro
0
Against

Evidence from Studies

Supporting (1)

31

Community contributions welcome

31

Influence of intramuscular steroid receptor content and fiber capillarization on skeletal muscle hypertrophy

Cross-Sectional Study
Human
2024 Jun

Contradicting (0)

0

Community contributions welcome

No contradicting evidence found

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Source Study

Influence of intramuscular steroid receptor content and fiber capillarization on skeletal muscle hypertrophy

Score: 31
DOI: 10.1111/sms.14668

Similar Assertions

People new to weight training who have more of a certain protein in their muscles (called ERα) tend to gain more muscle size after 10 weeks of leg exercises — so this protein might help explain why some people build muscle faster than others.

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