Explanation :

• Hantaviruses are a family of viruses spread mainly by rodents and can cause varied disease syndromes in people worldwide.
• The virus is named after the Hantan River area in South Korea, where one of the early strains of the virus was isolated in the 70s.
• They are also an RNA virus just like SARS-CoV-2 (the novel coronavirus).
• These belong to the order called Bunyavirales and have 12 families.
• The virus is transmitted by rodent excreta, saliva and sometimes, infected rodent bites.
• There are different kinds of illnesses caused by different hantaviruses, and they affect either the blood vessels or the lungs.
• Hantaviruses in the Americas are known as “New World” hantaviruses and may cause hantavirus pulmonary syndrome (HPS).
• Other hantaviruses, known as “Old World” hantaviruses, are found mostly in Europe and Asia and may cause hemorrhagic fever with renal syndrome (HFRS).
• In HPS, there are muscle aches, fever, fatigue accompanied by breathing difficulties later. The most damage is observed in the lung, spleen and gall bladder.