The Health Department of Kerala has recently issued a high alert against leptospirosis or commonly known as rat fever. But what is this phenomenon? Well to be precise it’s a bacterial infection that we get from the urine of the animals like rats dogs and farm animals. Interestingly the animals do not have any symptoms of the infection are actially the carriers of the disease. Leptospirosis isn’t generally considered life-threatening but the sufferer goes through an unpleasant phase like in flu. The infection doesn’t last more than a week but in some cases in the severest form of leptospirosis sickness