To keep your workout gear looking and smelling fresh requires a bit of TLC. Your gym clothes absorb sweat, dead skin cells and oils from your body therefore they require more attention than your normal clothes.
Most people go to gym or workout to keep fit and to be the healthiest version of themselves as possible. There could be a number of reasons why you are not seeing the results you expected, some being inefficient workouts, poor diet or inconsistency. However one of the most underestimated factors is the lack of proper gym clothes.