What are three infectious diseases?

Three examples of infectious diseases are:

Influenza (Flu):

Influenza, or the flu, is a contagious respiratory illness caused by the influenza virus. Symptoms can range from mild to severe and include fever, chills, muscle aches, a sore throat, a runny nose, and fatiga

Measles:

Measles is an extremely contagious respiratory illness caused by the measles virus. Symptoms can include a high fever, a cough, a runny nose, and a rash of red or purplish spots. Measles can lead to serious complications such as pneumonia, encephalitis, and even death.

Meningitis:

Meningitis is an inflammation of the membranes that cover the brain and spinal cord. It can be caused by bacteria, viruses, or fungi. Symptoms can include a fever, headache, stiff neck, nausea, and vomiting. In severe cases, meningitis can lead to hearing loss, brain damage, and even death.