Hello, my name is John. My problem is my body is always weak, sometimes very week. I did the blood test and it is normal, count, immunity white blood cells everything is normal, I did many other test like ultrasound,LFT, blood test also I did many times. I m an anxiety patient and I m also having IBS for many years, I m taking medicine for anxiety and IBS. Each time I go to doctor they say I m Normal and its all health anxiety disorder. But now really im weak and doctors are unable to find the cause of it. I hv frequent urination and after drinking fruit juice or glucose I feel better, can you please advise?