1. Pneumonia can be prevented with vaccines and by maintaining good hygiene.

2. The COVID-19 pandemic has brought widespread attention to the impact of viruses on global health and the need for effective treatments and vaccines.

3. The development of vaccines and antibiotics has greatly reduced the incidence of infectious diseases, while the use of medical imaging and diagnostic tools has improved the accuracy and speed of diagnoses

4. The scientific consensus is that vaccines are safe and effective in preventing the spread of disease.

5. Understanding the biology of viruses is critical to developing effective treatments and vaccines, and to preventing future pandemics.

6. Vaccines are available for some viruses, such as the flu and HPV, to help prevent infection.