This gives your body time to recover and get stronger, as well as making sure you don't get exercise fatigue.
It's best to start slow, experts advise. If you're at the start of your fitness journey, Googling: exercise for beginners, aim for 30-40 minutes, 1-2 days a week and build from there — 2-3 days, 3-4 days and so on. This gives your body time to recover and get stronger, as well as making sure you don't get exercise fatigue.