Most adults have occasional nightmares, but they usually diminishin frequency and intensity as people grow older, explained Kushida, who also directs the StanfordUniversityCenterfor Human Sleep Research, in California.

• 同时也是加利福尼亚州斯坦福大学人类睡眠研究中心的领导,他解释说,大部分成人偶尔会做恶梦,但是通常随着年龄的增加,做恶梦的频率会减小。