
How Many Times Can N95 Medical Masks Be Reused, and How Long Can They Be Worn Continuously?
Regarding how many times an N95 medical mask can be reused, the U.S. Centers for Disease Control and Prevention (CDC) guidance on pandemic preparedness notes that, given variables such as the usage environment and contamination concentration, there is currently no effective way to determine the maximum safe number of uses for an N95 medical mask.








