Wearing a face mask may not help prevent the flu

AUSTIN (KXAN) — As one of the worst flu outbreaks in recent years continues, pharmacies say many people have rushed in to buy medical masks, in hopes that wearing one will prevent them from catching the virus.
As a result, pharmacists say there’s a nationwide shortage of masks, making it hard for them to get any from their suppliers for the past several weeks.
East Austin Medicine Shop pharmacist Chris Perling says the three big wholesalers that provide pharmacy supplies to most shop