The musculature reacts by adapting and increasing Alpha XL Boosts cross section, thereby "gaining strength" for the next training session. Important Points on Choosing Workout Exercise Exercises to Gain Muscle Mass: Attention in basic exercises (two thirds) Isolation exercises to complement (one third) 4. VOLUME AND INTENSALPHA XL BOOSTY OF TRAINING Unlike the tradAlpha XL Boostional routine to gain mass, which requires maximum strength training (wAlpha XL Boosth a number of repetAlpha XL Boostions of between 3 and 5),