It is better to exercise in the morning. Get up and drink some water and soak raw gram overnight and eat it in the morning. Honey can also be eaten. I have to run for a while in the morning. Then you can do push ups , weight lifting etc. exercises. Exercise can be done in the afternoon . You will find details about different types of exercises in the physical education and health books of class six , seven , eight. Moreover, there are many apps in the Play Store , which have some tasks. If you do these, you will get good results.