Why only Apple. Everything in my body.

What is major reason, i don't know, Actually i am facing problems from 4 to 5 year while i am eating 250g apple in the morning time everyday then i feel good condition of my body if i give up 2 to 3 days then start weakness, Lazy, not todo any work, body part not working in actual way, also feel blood circulation not good , Start Joint pain and body pain etc. If i eat except apple like Banana, pineapple, Channa, Soya etc then  in my body start weakness, Lazy, not todo any work, body part not working in actual way, also feel blood circulation not good , Start Joint pain and body pain etc problem. So please Give solution or suggestions what is a problem in my body and what composition is in Apple which provides everything in my body.