Strong Support
mechanistic
Because the biceps muscle fibers run mostly straight, any increase in strength per unit of muscle size is unlikely to be caused by fibers angling differently — other factors like improved nerve...
45
0
Evidence from Studies
Supporting (1)
45
Community contributions welcome
45
Changes in strength and cross sectional area of the elbow flexors as a result of isometric strength training
Randomized Controlled Trial
Human
1988Contradicting (0)
0
Community contributions welcome
No contradicting evidence found
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.