Did You Know

1. There are about a billion of dogs on Earth,and 85% of them are not pets.
2. If you have a habit of watching TV at night with lights off,wear sunglasses.It helps to block the light that affects your circadian rhythm.
3. Whales grieve for dead loved ones.
4. Research shows that most people want to stay friends with an ex because they like them,and genuinely like being around them.
5. When a person dies,they have 7 minutes of brain activity left.It's the mind playing back the person's memories in a dream sequence.