Muscular toning usually refers to some muscle definition with low body fat without big, bulky muscles. … While training with high reps and low weight will burn calories and aid weight loss, training with heavier weights and fewer reps will increase fat loss.
How much does muscle add to weight?
The Amount of Muscle You Can Add in… He says that you can expect to gain “about 0.2 to 0.25 pounds [of muscle] at most” in the first week. More depressingly for on-again, off-again exercisers, that applies as much to those who’ve taken some time away from the gym as it does to first-timers.