Autumn officially starts on Friday and that means flu season is close behind. The CDC recommends everyone get a flu shot. This year, a suburban Portland company is promoting a needle-free vaccine for people with needle phobia.
Tualatin, Oregon-based Bioject Medical Technologies makes a vaccine injector powered by a CO2 cartridge. Bioject president Ralph Makar says the way it works is a burst of pressure creates a tiny opening in the skin.