The Claim

Untrained young men performing multi-joint exercises (lat pull-downs) twice weekly for 10 weeks experience significant muscle strength gains of approximately 10.4% in elbow flexors.

Source: Single vs. Multi-Joint Resistance Exercises: Effects on Muscle Strength and Hypertrophy

What the research says

Supports is higher

Support is ahead, but a single strong opposing study can change this.

Supports
47score
Challenges
0score

These are independent scores, not a percentage. Higher-grade studies count more, so a single strong opposing study can outweigh several weaker ones.

Quantitative
1 study reviewed
In plain English

If young men who haven't trained before do lat pull-down exercises two times per week for about 2 and a half months, their arm muscles get about 10% stronger.

See the scientific wording

Untrained young men performing multi-joint exercises (lat pull-downs) experience significant muscle strength gains of approximately 10.4% in elbow flexors after 10 weeks of resistance training twice weekly

What the research says

1 study
  1. Study: Single vs. Multi-Joint Resistance Exercises: Effects on Muscle Strength and Hypertrophy

    The study tested exactly what the claim describes - untrained young men doing lat pull-downs twice a week for 10 weeks - and found they gained 10.4% strength in their elbow flexor muscles, which is exactly what the claim says.

Score breakdown, mechanism chain, raw evidence, ideal studies needed & 1 supporting studies

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