India, April 23 -- Visceral Leishmaniasis (VL), commonly known as kala-azar, is a life-threatening parasitic disease transmitted by sand flies was once a major public health challenge for India, affecting the poorest and most vulnerable communities, causing prolonged fever, weight loss, anaemia, and enlargement of the liver and spleen. If left untreated, it can be fatal. A related condition, Post Kala-azar Dermal Leishmaniasis (PKDL), occurs in some patients after treatment, leading to skin rashes that can harbour parasites and contribute to disease transmission. Despite this, through sustained efforts, innovative strategies, and unwavering commitment, India has met the elimination threshold for this disease, meaning that it no longer per...