descriptive
Analysis v1
Strong Support
When healthy adult males experience extreme calorie restriction at high altitudes, they lose about the same amount of body fat as they do muscle and other lean tissues.
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Evidence from Studies
Supporting (1)
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Community contributions welcome
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Severe negative energy balance during 21 d at high altitude decreases fat‐free mass regardless of dietary protein intake: a randomized controlled trial
Randomized Controlled Trial
Human
2018 FebWhen men stayed at high altitude and ate much less than usual, they lost about the same amount of fat and muscle—meaning their bodies broke down both types of tissue to get energy.
Contradicting (0)
0
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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.