I have seen 14 doctors who say they have no solution for my situation?

Here are my symptoms:

Thirst
Permanent fatigue
Pain in the muscles
Weakness in focus
Weakness in attention
Alopecia
Pain in the chest when Sports
Difficulty breathing (no asthma)
Dryness in the throat
A permanent pain in the neck
Examined the blood results are good and testing vitamin good
I made a chest X-ray and it was clean

I visited more than 14 doctor without any benefit. Please Help.