Ali Raza

Cause of Virus

1.Respiratory Droplets: Coughing, sneezing, or talking can release virus-containing droplets into the air. 2.Contaminated Food and Water: Eating or drinking contaminated items can introduce certain viruses into the body. 3.Poor Hygiene: Unwashed hands can transfer viruses from contaminated surfaces to the mouth, nose, or eyes. 4.Insect Bites: Mosquitoes and other insects can transmit viruses such as dengue and chikungunya. 5.Blood and Body Fluids: Some viruses spread through infected blood or other body fluids. 6.Animal Contact: Certain viruses can pass from infected animals to humans. 7.Weak Immunity: A weakened immune system can make a person more vulnerable to viral infections. 8.Direct Contact: Viruses can spread when you touch or interact closely with an infected person.

Cause of Virus

Viruses are tiny infectious agents that can cause diseases in humans, animals, and plants. They spread when a virus enters a host’s body and uses living cells to reproduce. Common causes of viral infections include contact with an infected person, coughing or sneezing, contaminated food or water, touching infected surfaces, insect bites, and exposure to infected blood or body fluids. Some viruses can also spread from animals to humans. Poor hygiene, close contact, and weakened immunity can increase the risk of infection. Examples of viral diseases include influenza, COVID-19, measles, dengue, and hepatitis. Good hygiene, vaccination, and avoiding exposure help prevent viral infections.