Assertion: caffeine | /r/HasProperty | around 5 mg/kg
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Source sentences:
text: Moderate doses of caffeine (around 5 mg/kg) can improve sprint performance, cycling and running time trial performance, endurance (i.e., it delays the onset of muscle fatigue and central fatigue), and cycling power output.
text: In a placebo-controlled study of the effects of caffeine on learning and retrieval sessions, Herz et al found that whereas caffeine 5 mg/kg reliably increased arousal, it did not affect any emotional characteristics related to pleasure, nor did it have any effect on memory.
text: Moderate doses of caffeine (around 5 mg/kg) can improve sprint performance, cycling and running time trial performance, endurance (i.e., it delays the onset of muscle fatigue and central fatigue), and cycling power output.