How can you improve your laughing technique?

Question

despite good lung power I cannot laugh naturally, it sounds like a slow machine gun

Answer 1

daily do yoga and try laughing bit  daily and soon laughter will be loud

Answer 2

Hire a laughing security guard, everytime someone say something that meant to funny, he'll tickle you and u'll laugh.  

Answer 3

a slow machine gun? thats cool

just exercise your voice, highs and lows. then start laughing (actual laughs, as in go on youtube and look at dumb c**p). may or may not work, but youll get a few laughs out of it atleast.