Experiment 367779
Worktypes
Compounds isolated
Details
| Property | Value |
|---|---|
| Pharmacology | |
| Administration route | ORAL |
| Organism | Empty organism |
| Citation | MACINTOSH,BR: WRIGHT,BM:. (1995). CAFFEINE INGESTION AND PERFORMANCE OF A 1,500-METER SWIM.. 20(2) |
| Amount utilized | |
| Compound isolated | |
| Disease | THE PURPOSE OF THIS STUDY WAS TO EVALUATE THE POTENTIAL ERGOGENIC BENEFIT OF CAFFEINE IN THE PERFORMANCE OF A 1,500-M SWIM. CAFFEINE (6 MG-KG-1) OR PLACEBO WAS ADMINISTERED 2-1/2 H PRIOR TO THE SWIM TRIAL IN A DOUBLE-BLIND CROSSOVER DESIGN. CAFFEINE RESULTED IN A SIGNIFICANTLY LOWER PERCEIVED EXERTION FOR 100-M WARM-UP SWIMS. SUBJECTS SWAM SIGNIFICANTLY (P<0.05) FASTER WITH CAFFEINE (20:58.8 + 0.36.4, MEAN + SEM) THAN WITHOUT (21:21.8 + 0.38). PLASMA POTASSIUM WAS SIGNIFICANTLY LOWER PRIOR TO THE SWIM WITH CAFFEINE, AND BLOOD GLUCOSE WAS HIGHER AFTER THAT SWIM. CAFFEINE PROVIDES AN EROGENIC BENEFIT FOR A 1,500-M SWIM, AN EVENT THAT IS COMPLETED IN LESS THAN 25 MIN. LOWER PLASMA POTASSIUM CONCN. PRIOR TO EXERICISE AND HIGHER BLOOD GLUCOSE FOLLOWING THE TRIAL SUGGEST THAT ELECTROLYTE BALANCE AND GLUCOSE AVAILABILITY MAY BE IMPORTANT ASPECTS OF THE ERGOGENIC EFFECTS OF CAFFEINE. |
| Dose amount | 6.0 MG |
| Number | 1 |
| Qualitative result | ACTIVE |
| Animal | HUMAN ADULT |
| Per unit | KG |
| Dose expression | DOSE |