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Study note

Effects of Acute Caffeine Intake on Endurance Performance and Cardiac Autonomic Modulation in Patients with COPD.

Updated Oct 17, 2026

Human researchJournal of the American Nutrition Association2026Read the source on PubMed

From the authors’ conclusion

“In conclusion, acute CAF ingestion increased time to exhaustion in a constant-load exercise test in patients with COPD.”

A short excerpt, not the complete finding. Read the linked abstract for the comparison, measurements and context.

What this cannot establish

This clinical population differs from healthy athletes. Treatment findings should not be converted into an unsupervised training or medication change.

Publication details
Record
PubMed 41147687
Publication types
Randomized Controlled Trial
Indexed subjects
Heart · Autonomic Nervous System · Pulmonary Disease, Chronic Obstructive · Caffeine · Exercise Test
Source record checked
2026-10-18

Publication type and subject indexing describe the record; they are not a quality grade or proof of a benefit. An abstract does not replace a review of the full methods and results.

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Sources