breaking knuckles

@mariner68 (1278)
January 13, 2007 12:16pm CST
why do we break our knuckles and where does the sound come from?
1 person likes this
1 response
@Lydia1901 (16354)
• United States
16 Jan 07
Your knuckles are bones and if you misuse them, they will break. The sound that it makes is the bones breaking.