Make sure youre vaccinated against influenza at the beginning of the season, Dr. Adalja says, as it takes two weeks to get protection. 팔에 주사를 맞거나 일주일 동안 침대에 갇혀 있는 것보다 더 나쁜 것은 무엇일까요? They wash their hands often This one should be more obvious than it is to some people.