India, ‘black fungus’ alarm: what is the infection that is affecting thousands of people

From India comes the alarm for a complication of Covid-19 caused by the administration of excess steroids, the black fungus. Previously very rare, mucormycosis, this is the scientific name of the infection, is highly aggressive and surgeons sometimes have to perform very invasive and mutilating interventions on patients to prevent it from reaching the brain. The mortality rate is over 50%.