How can I recover from a tired body in just an hour?

Refer o the answer. It has many causes. If in general as a result of over working, or depression, please socialize with family or friends and have some fun. Also keep drinking water with lemon, or a simple tea.
Tired. Well recovery depends on the amount of conditioning and stress to the body. So, the short answer would be to hydrate well eat and get som sleep. Those are very easy things an athlete can do that is often neglected.