It does. It is intended to mimic handwriting in blackboards. I use it for slides when teaching or presenting to informal audiences.

If you don't like it, a good alternative to Computer Modern is Latin Modern. A nice derivative which is not so thin. Reading long Computer Modern texts gets a bit tiring for my eyes. I think some editors like LyX default to Latin Modern instead of Computer Modern.

Aside, The Art of Prolog uses an amazing Lucida variant. It'd be my favorite for math texts if it was free.