HELLO SIR, YOU ARE NOT COMFORTABLE DUE TO FEVER, LETHARGIC, BODYACH, UNABLE TO SLEEP PROPERLY. CAUSES:-   HEAT WAVE   VIRAL NO PROPER DIET ALSO LEADS TO ALL THESE SYMPTOMS. ADVISE:- MEASURE THE TEMPERATURE MORNING, AFTERNOON, EVENING, PLEASE NOTE. A ROUTINE BLOOD PRESSURE MESERMENT AS AFTER FOURTY IT'S ADVISABLE. BLOOD TEST ROUTINE:- HB, TLC, DLC, ESR, FASTING BLOOD SUGAR URINE COMPLETE AND MICROSCOPIC. TREATMENT:- LIGHT DIET WITH REGULARITY. ADD CITRUS FRUITS LIKE LEMON ORANGE KIWI GOOSEBERRY BLUEBERRY IN DIET IN ANY FORM. PLENTY OF LIQUID., SOUPS. TABLET TYLENOL(PARACETAMOL)650mg HALF TABLET AFTER SOME MEAL ASOR WHEN REQUIRED OR TWO-TIME AFTER LUNCH AND DINNER. TABLET PROLAN AZ ONE AT NIGHT FOR SEVEN TO TEN DAYS. I HOPE THIS IS SETTLES YOUR PROBLEM. FEEL FREE TO ASK IF YOU NEED FURTHER HELP. REGARDS.