How can vaccine delivery systems be improved to reach more people?

Jun 14, 2022 ... Each year, millions of people suffer from seasonal influenza, which is often called the flu. Flu is a respiratory illness caused by viruses that ... What some people call the stomach flu is actually another virus or bacteria that causes gastrointestinal illness. Influenza is a respiratory illness that should ... Nov 15, 2021 ... Influenza (flu) is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and sometimes the lungs. There ... What are the different types of influenza? Influenza viruses are divided into three types designated as A, B, and C. ... Influenza viruses continually mutate or ... What causes influenza? · Through the air, in droplets that an infected person spreads through a cough or sneeze · Through touching things that infected people ... Influenza is a respiratory illness caused by a virus. Any kind of infection, including the flu, can cause sepsis, the body's life-threatening response to ... EI is caused by two subtypes of influenza A viruses: H7N7 and H3N8, of the family Orthomyxoviridae. They are related to but distinct from the viruses that cause ... A 2014 Vaccine poll reported that 43% of respondents would not get the vaccine because they believed it would cause influenza, but physicians are breaking down ... Jan 22, 2018 ... Pandemic flu can happen when an animal influenza A virus (eg bird, pig) changes or mixes with a human flu virus to create a new flu virus strain that can ... May 1, 2023 ... Infectious Agent. Influenza is caused by infection of the respiratory tract with influenza viruses, RNA viruses of the Orthomyxovirus genus.