Like exercise, hot showers and baths can actually help you fall asleep. The problem, however, comes out of taking one too close to the time you plan on hitting the sack. Being overheated can bring same affects just like late exercises.
跟锻炼一样，热水澡能帮你入眠。但是，如果刚洗澡就睡觉，同样会导致睡不好。体温过高带来的影响跟前文提到的锻炼太晚一样。