You can ask her if she is afraid of muscular men, or prefer that you spend your time on other things, or you always take her to the gym. A girl her age has the capital and doesn't need to go to the gym. Speaking of fitness, most people who can go to the gym are over 30 years old. In order to maintain or regain youthful physique, junior boys are not normal overweight. Let's spend more time with his girlfriend Running at ordinary times can basically keep healthy, and exercise is positive. In this age, you really don't need to go to the gym except to lose weight, unless you have higher requirements for yourself.