Hello dear
Welcome to Healthcaremagic.com
I have evaluated your concern in depth .
@ Weakness is in relation with the nutritional depletion of the body with
possible fluid electrolyte imbalance existing in concern with the
fever .
@ Recommendations to get faster recovery
$ Drink plenty of liquids preferably boiled water , home made juices , rice
water , green tea , coffee , oral rehydration salt .
$ Soft , light diet at regular intervals with preferable to get sprouted
beans , cereals , pulses, legumes , carbohydrates ,
proteins , vitamins
minerals , anti oxidants .
$ Additional intake of multivitamins and b complexes help recovery.
Hope this will help you .
Always welcome for any further questions .
Thanks for evaluating my answer precisely .
Regards dear .