With the increased ability for the omicron variant to spread, many people are wondering if it’s time to up their mask game.

Homeland Security investigators seized 622,000 fake N-95 face masks from inside a warehouse on the west side of Detroit.

The ultraviolet light method is what officials at Henry Ford Health System have been studying. “Back in March, it was a pretty rough time for all of us,” said Dr. David Ozog, the chair of dermatology at the Henry Ford Health System. “Our department does a lot of ultraviolet light therapy, as do a lot of dermatology departments.”Using their expertise in ultraviolet light, they quickly determined UV-C lights could be used to kill SARS-CoV-2 on masks. “We started implementing these devices at Henry Ford,” Ozog said. “I had to be honest and say we really don’t know because we’ve never tested SARS-CoV-2,” Ozog said.

DETROIT The effectiveness of masks can vary quite a bit depending on how they are made and what they are made of. READ: Confirmed US virus cases rise amid new global restrictionsN-95 masks are what health care workers use to protect themselves. But what makes those masks so much better? Local 4s Dr. Frank McGeorge spoke with the inventor of the special filter layer to find out and he shared advice for people making masks at home. Watch the video above for the full report