My Bf Says All We Do Every time We See Each other we have sex and he says for once he just wants to go.a whole week without sex. Do you think he being honest or there is someone else ?

Honestly there's probably someone else.

How often do you see each other? How often do you have sex? Is there anything else going on in your relationship?

That and how old are you both. Will help us form an opinion.

Are you in a relationship relationship or just sex ? And age ? Will help prove opinion