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Table 3 Summary of the effects of alcohol on performance

From: The effects of caffeine, nicotine, ethanol, and tetrahydrocannabinol on exercise performance

Alcohol

WADA status: alcohol is prohibited by WADA in competition only. The doping violation threshold is 0.10 g/L. As of 2013, alcohol is banned in the following sports: aeronautics (FAI), archery (FITA), automobile (FIA), karate (WKF), motorcycling (FIM) and powerboating (UIM)

Acute effect

Chronic effect

Effect on performance

EtOH Dose

Reference

Reduced left ventricular contractility

Increased left ventricular dimensions and worsened left ventricular dysfunction

Negative effects on cardiac output

1.15 g/kg body weight

Delgado et al. [149]

No mechanism proposed; decreased performance possibly due to reduced myocardial contractility and reduced lung ventilation

 

Increased 800 m-1500 m run times

0.05 – 0.1 mg/mL blood alcohol concentration

McNaughton et al. [140]

Hypoglycemia at 60-minute time-point

 

Reduced 60-min, treadmill time-trial performance

25 ml in 150 ml grapefruit juice

Kendrick et al. [141]

No mechanism proposed.

 

Reductions in sustained power output during cycling times trials.

0.5 ml/kg FFM

Lecoulre et al. [142]