Laughter is the best medicine, and it might even help cure the world's ills, too.
Various organizations use Internet humor to promote serious causes, whether it's fighting AIDS, protecting the environment or promoting pet adoption. Behind the jokes and laughs, however, is the drive to create change.
SEE ALSO:
Top 5 Non-Profit YouTube Videos of 2012
We've rounded up nine examples of non-profits that successfully employ web humor -- using comedy to engage people while laying out important facts at the same time.
Which non-profit would you nominate for No. 10 on this list? Let us know in the comments.