TY - GEN AU - Bell,D G AU - Jacobs,I AU - Zamecnik,J TI - Effects of caffeine, ephedrine and their combination on time to exhaustion during high-intensity exercise SN - 0301-5548 PY - 1998///0615 KW - Adult KW - Blood Glucose KW - metabolism KW - Caffeine KW - administration & dosage KW - Carbon Dioxide KW - physiology KW - Dopamine KW - blood KW - Drug Synergism KW - Ephedrine KW - Epinephrine KW - Exercise KW - Exercise Test KW - Fatty Acids, Nonesterified KW - Glycerol KW - Heart Rate KW - drug effects KW - Humans KW - Lactic Acid KW - Male KW - Muscle Fatigue KW - Norepinephrine KW - Oxygen Consumption KW - Physical Fitness KW - Respiration KW - Time Factors N1 - Publication Type: Clinical Trial; Controlled Clinical Trial; Journal Article UR - https://doi.org/10.1007/s004210050355 ER -