Research
Energy balance
Caffeine ingestion is the only strategy scientifically proven to enhance athletic performance.
Practitioners should consider caffeine as a viable option for enhancing athletic performance.
StrongSupportsmedium confidence
Of this group, caffeine ingestion is the only strategy scientifically proven to enhance athletic performance.
Why this rating
The claim is based on scientific evidence as stated in the abstract.
Source
Fat Burning During Exercise
John A. Hawley · The Physician and Sportsmedicine · 1998
DOI 10.3810/psm.1998.09.1143
reviewCited 7×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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