Exercise on Level 3:

People will be able to exercise at any time during the day, provided this is not done in groups.  Walking, jogging and cycling permitted

Exercise on Level 4:

People can exercise under strict public health conditions, subject to directions, which will exclude organised activities, recreational facilities, and gyms

Exercise on Level 5:

Exercise is prohibited during the lockdown.  

    Exercises you can do at home:  https://sacoronavirus.co.za/category/lockdown-fitness-tutorials/