1 . The world has spent a long time living with the pandemic. But many people have become lazy about protecting their safety. Are you spending time indoors and unmasked with trusted friends? Or eating in restaurants or making more trips to the grocery store? New types of COVID-19 mean you should try to cut back on exposure. And where you can, double down on basic safety.     1    .     .

Wear masks

The N95 mask is the gold standard. It may cost too much or be hard to find. A cloth mask does a good job of filtering particles that cause infection.     2     — two cloth layers with a filter in the middle. Double masking is the best answer when you find yourself around strangers. The KF94 mask is a good bet.

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If you go to the store two or three times a week, cut back to once a week. If you have been spending 30 to 45 minutes in the grocery store, cut down your time in the store.     4    . If you are waiting in line, be mindful of staying at least six feet apart from the people ahead and behind you. Try using delivery services or curbside pickup.

Spend less time indoors with people who are not from your household. If you must spend time with others, wear your best mask. Be sure any space is well ventilated (通风)(open windows and doors). Keep the visit as short as possible.     5    

The coronavirus vaccine may or may not be the solution. As of now, you are the best answer. Take care. Do not let your guard down!