All year round you have a voracious appetite but come summer and you are wondering where it went. The sight of steaming idlis doesn t seem enticing and you are in no mood to fight for the last piece of samosa on the plate. What is it about the hot weather that makes you lose interest in food? Dr Pradip Shah HOD Fortis Hospital has the answer. Read on. How does the appetite work? If you thought it is your stomach that controls your appetite you are wrong it is the brain. Usually our appetites are controlled by the hypothalamus