A recent study found the eight most comforting sounds in the world. And keep in mind, "comforting" doesn't always mean "calming" . . . a lot of them are sounds that could make you feel nostalgic or remind you of the home you grew up in.

The Top 8 include...

1. Birds tweeting.

2. The radio.

3. The TV.

4. Rain on the window.

5. Silence.

6. The shower running.

7. Trains.

8. Someone humming.

Read more at Female First.