But diapers aren't meant to safeguard against vapours or other elements in tear gas, so neither will a surgical mask. The N95 or X301 do not protect the wearer from pollution. Yu says the respirators block containments in particle form only, not gases like ozone and nitrogen dioxide.
Flu vaccine is an inactivated vaccine, meaning that it contains killed influenza virus. The killed influenza virus is injected into muscles or skin and stimulates the immune system to produce an immune response (antibodies) to the influenza virus.
Flu Shots. Every year, people protect themselves from the flu by getting vaccinated. The vaccine, which comes in the form of a shot or a nasal spray, can reduce your chances of getting the flu by as much as 60 percent. The shot is usually recommended for everyone 6 months of age or older.