Explanation:

Virus causing disease in human beings:
- Influenza is a disease caused by a virus.
- Influenza, commonly known as the flu, is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and sometimes the lungs.
- It can cause mild to severe illness and can lead to hospitalization and even death in some cases.

Comparison with other diseases:
- Typhoid, Dysentery, and Cholera are bacterial infections caused by specific bacteria.
- Typhoid is caused by the bacterium Salmonella typhi, Dysentery is caused by several types of bacteria including Shigella species, and Cholera is caused by the bacterium Vibrio cholerae.

Symptoms of Influenza:
- Symptoms of influenza can include fever, cough, sore throat, runny or stuffy nose, body aches, headache, chills, fatigue, and sometimes vomiting and diarrhea.
- It is important to differentiate between influenza and other illnesses like the common cold or bacterial infections.

Prevention and Treatment:
- The best way to prevent influenza is by getting a flu vaccine each year.
- Treatment for influenza includes rest, staying hydrated, and taking antiviral medications if prescribed by a healthcare provider.
- It is also important to practice good hygiene, such as washing hands frequently and covering coughs and sneezes, to prevent the spread of the virus.