1.There is no need to shorten your rest periods hoping to boost Growth Hormone levels for maximal muscle growth.
If anything rushing your workout will lead to greater fatigue, lowering your poundage and stealing your precious gain’s. Rest right.
2.15% Body fat is too high to start gaining mass (BODYWEIGHT).
Lose weight first, reveal a visible set of abs before you proceed to gain size. Periods of mass gain are often boring and progress is harder to see (physically) compared to a fat loss phase. Strength is your main gauge.
3.You don’t need to ‘confuse’ the muscle with new exercises every week.
Learning new moves takes time and can be counterproductive to mass gain, especially if you’ve mastered the basics.