감기 n) a cold 요즘 날씨가 추워져서 감기에 걸린 사람들이 많아요. Many people have caught a cold lately because the weather has gotten colder. 건강 n) health 건강보다 더 중요한 것은 없어요. Nothing is more important than health. 건강보험증 n) a health insurance card 치과에 갈 때 건강보험증을 꼭 챙기세요! Be sure to take your health insurance card with you when you go to the dentist 끊다 v) to quit (a bad thing) 담배를 끊는 것은 정말 어렵다고 해요. People say it’s really hard to quit smoking.