How Your Beauty Routine Can Keep You Healthy During Flu Season

Dr. Ronneberg warns that 59 percent of surfaces in the home can be contaminated with the flu virus: "According to the CDC, the influenza virus can survive on hard surfaces between two and eight hours." This means you should be scheduling twice-daily sanitizing sessions. Cover your brushes if they're kept in the bathroom to keep germs from contaminating your just-cleaned tools, and avoid resting brushes on the counter between use.