Suffering with weakness from 20 days.

He's a hepatitis b patient, from last 20 days suffering with weakness whatever food he takes he feels weakness most of the day. We did most of the required blood tests and did not see huge change in figures. Recently given for Hbv DNA test and waiting for the report. Not understanding why he is suffer with so weakness most of the day. I saw wbc count was somewhat higher than required it's 13000 change. Hemoglobin at 11.7, AFP 4.6, PT WITH INR - PT 12.6, pt control 11.6, inr 1.09 Serum pivika 21 Those are latest report values. He has diabetic and BP taking relevant tables daily. His diet is, Idly as breakfast, apples 2 between breakfast and lunch, rice with dal and some curd rice in lunch, dry fruits (badam 4-6 pcs, pjsta 4-5 pcs, Walnut 1pc) and pomegranate in evening, chapati and curd rice in dinner. Why still he's suffering with this weakness? Also the urine, for every 1hr he has to pass.