Fire boils are clinically known as boils and are mainly caused by bacterial infection of the hair follicles. Scratching, abrasion of the skin, and other skin diseases increase the risk of their development. The back of the body is the most common place for boils because of its thicker skin. 1. Causes: Boils are mainly caused by Staphylococcus aureus infection, but streptococcus, Staphylococcus epidermidis, Pseudomonas spp. and Escherichia coli infections can also cause boils. 2. Causes: Sweating in a hot environment, drinking alcohol for a long time, poor hygiene, unclean skin, frequent scratching and abrasion of the skin, other skin diseases such as eczema, acne, anemia, malnutrition, chronic nephritis and other diseases that lead to a decrease in the immunity of the body may increase the risk of developing boils. If boils are diagnosed, it is advisable to visit a hospital for prompt treatment.