I am 28 years old male. My weight is 55 kgs, and height 5'9".Form last 3-4 days I have feeling excessive heat in stomach and the whole body and little itchiness in different area of body. My appetite is good & I am drinking almost 4 ltr of water everyday. But the the heat is not coming down. Kindly tell me that what problems or factors can be happen for this problem & suggest me if there any solution or something.