The writer always knew how interesting laughter was.
- Adults laugh less because they're less healthy than children.
Your body works better when you are unhappy.
TIF
4 Laughter is a sign that we have good relationships
5 Laughing can help to stop you getting ill
ТЕ
6 Laughing is bad for your heart and makes it work too hard. TF
за тебе не кто не