1 Right-handers live, on average, nine years longer than lefties.
2 Laughing during the day makes you sleep better at night.
3 Millions of trees in the world are accidentally planted by squirrels who bury nuts and do not remember where they were hiding them.
4 Eating an apple is more effective than drinking coffee to stay awake.
5 Right-handers live, on average, nine years longer than lefties.

