Figures:
Figure 1- Flow diagram of the study selection process.
Figure 2- Forest plot representing the effect of HMB supplementation on the cortisol concentration. The analysis was done using a random-effects model, subgroup analysis performed based on the type of exercise activities.
Figure 3 - Forest plot representing the effect of HMB supplementation on the testosterone concentration. The analysis was done using a random-effects model, subgroup analysis performed based on the type of exercise activities.
Figure 4- Forest plot representing the effect of HMB supplementation on the testosterone concentration. The analysis was done using a random-effects model, subgroup analysis performed based on the duration of the interventions.
Figure 1. Flow diagram of the study selection process.