Background Caffeine is commonly used as an ergogenic aid. Literature about the effects of
caffeine ingestion on muscle strength and power is equivocal. The aim of this systematic …

Following critical evaluation of the available literature to date, The International Society of
Sports Nutrition (ISSN) position regarding caffeine intake is as follows: Supplementation with …

Purpose The aim of this study was to systematically review evidence on the prevalence and
magnitude of side effects associated with caffeine supplementation in athletes. Methods …

This paper aims to critically evaluate and thoroughly discuss the evidence on the topic of
caffeine supplementation when performing resistance exercise, as well as provide practical …

The ergogenic effect of caffeine is well-established, but the extent of its consumption in sport
is unknown at the present. The use of caffeine was considered “prohibited” until 2004, but …

Background Brazilian jiu-jitsu is a grappling combat sport that has intermittency as its core
element; in other words, actions of high, moderate and low intensity are interspersed during …

Background: The main goal of this study was to assess the acute effects of the intake of 9
and 11 mg/kg/body mass (bm) of caffeine (CAF) on maximal strength and muscle endurance …

Caffeine (1, 3, 7-trimethylxanthine) is one of the most common substances used by athletes
to enhance their performance during competition. Evidence suggests that the performance …

Caffeine used as a supplement has been shown to improve physical and cognitive
performance in several sport modalities due to its effects on the central nervous system. This …

Although the effects of caffeine supplementation on combat sports performance have been
extensively investigated, there is currently no consensus regarding its ergogenic benefits …