奧巴馬:戒煙
With all the challenges President Barack Obama has faced, quitting smoking might be one of the hardest. Obama, 50, used to light up about five times a day, but is now tobacco-free, according to a recent medical exam.
奧巴馬總統面臨很多挑戰,其中戒煙可能是最艱難的挑戰之一了。50歲的奧巴馬總統曾經一天要吸五次煙,而現在,他的最新的體檢報告證實,奧巴馬總統已經成功戒煙了。
Quitting smoking can help you sleep better, strengthen bones, prevent premature aging.
戒煙可以改善睡眠,強壯骨骼,預防早衰。