Caffeine is a popular work-enhancing supplement that has been actively researched since
the 1970s. The majority of research has examined the effects of moderate to high caffeine …

Caffeine is a common substance in the diets of most athletes and it is now appearing in
many new products, including energy drinks, sport gels, alcoholic beverages and diet aids. It …

Para aquellos que han producido el mayor impacto en mi vida: para mi querida esposa,
Dottie, y nuestras tres maravillosas hijas, Wendy, Kristi y Melissa, por su paciencia …

The effect caffeine elicits on endurance performance is well founded. However,
comparatively less research has been conducted on the ergogenic potential of anaerobic …

The purpose of this study was to use the meta‐analytic approach to examine the effects of
caffeine ingestion on ratings of perceived exertion (RPE). Twenty‐one studies with 109 …

This study examined the exercise responses of well-trained endurance athletes to various
doses of caffeine to evaluate the impact of the drug on exercise metabolism and endurance …

Cognitive functions are essential in any form of exercise. Recently, interest has mounted in
addressing the relationship between caffeine intake and cognitive performance during …

Abstract Astorino, TA and Roberson, DW. Efficacy of acute caffeine ingestion for short-term
high-intensity exercise performance: A systematic review. J Strength Cond Res 24 (1): 257 …

The effects of Red Bull Energy Drink, which includes taurine, glucuronolactone, and caffeine
amongst the ingredients, were examined over 3 studies in a total of 36 volunteers …

Methylxanthines are a group of phytochemicals derived from the purine base xanthine and
obtained from plant secondary metabolism. They are unobtrusively included in daily diet in …