How can i overcome overtiredness?

Get a check up: First of all make an appontment with your doctor and have a complete check up to find if there is a medical condition causing your extreme tiredness if one is found get it treated and you will be ok if no medical reason found then make sure you get 7to8 hours of good night sleep avoid too strenuous exercises for some time eat healthy cut down on carbs dont smoke and drink in moderation relax&laugh.