Fig. 4From: Effects of caffeine supplementation on anaerobic power and muscle activity in youth athletesMean and standard deviations of the normalized Wavelet transform for RF, VL, VM, BF, and GS during six Wingate splits according to CAF and PL conditions. RF, rectus femoris; VL, vastus lateralis; VM, vastus medialis; BF, biceps femoris; GS, Gastrocnemius; CAF, caffeine; PL, placebo; s, secondBack to article page