Taking L-arginine while doing heart rehab after a heart attack might help you feel stronger and move better, no matter how old you are, your gender, how fit you were before, or other health problems you have.
Claim Language
Language Strength
probability
Uses probability language (may, likely, can)
The claim uses the word 'may', which indicates possibility or likelihood rather than certainty, placing it in the probability category. It does not assert a definite cause-effect relationship.
Context Details
Domain
medicine
Population
human
Subject
L-arginine supplementation during cardiac rehabilitation after acute myocardial infarction
Action
may improve
Target
physical performance
Intervention Details
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.
Evidence from Studies
Supporting (1)
This study gave heart attack patients L-arginine pills during their rehab and found they could walk farther and felt less tired, no matter how old they were, their sex, or other health problems — just like the claim says.