health experts agree that masking is the key to preventing the spread of the coronavirus along with vaccines and social distancing. which masks do a better job? cnn s brian todd has the story. reporter: we have, wolf. it s led to serious confusion. even with the new guidance the cdc s director says their recommendation that wearing any mask is better than wearing no mask at all. we have new information on viewers on what the government is going to say on this. tonight a new effort to stem confusion about mask wearing during the pandemic. the cdc expected to update the guidance soon. the cdc and local health officials have recently said n 95 and kn 95 masks appear to give you the most protection against the surging omicron
health experts agree masking is key to not spreading the coronavirus and social distancing. which masks are the best ones? cnn s brian todd takes a look for us. reporter: a new effort to stem confusion about mask-wearing during the pandemic. the cdc expected to update its guidance on the best masks to wear soon. the cdc and local health officials have recently said that n95 and k n95 masks appear to give you the most protection against the surging omicron variant. we should be wearing the best possible masks that we can get. that s a fact. reporter: dr. anthony fauci and other top officials say n95s and kn95s work better than the surgical masks people have worn and better than cloth masks. how? leakage found cloth masks can leak 75% in and out. surgical masks only 50%. and n95 masks as low as 1 to 10%