Appetite Suppressant.

 I have absolutely no idea what this/these are, but they certainly work as an Appetite Suppressant for me.

From a box of medical slides, and this was one of the less disturbing.

Bonus - The inventor of the USB stick has died

At his funeral they gently lowered the coffin, then pulled it back up, turned it the other way, then lowered it again.

Bonus 2 - Ideal Christmas Gift?