Timing

People think of a smiling person as likable, trustworthy, cooperative, and believable. But smiling is so easy anyone can fake it and exploit the other person.

Genuine smiles involve a few wrinkles around the eyes and are also called Duchenne smiles. The problem is people can also crank out...

To Non-sports fans, caring about sports seems pointless.

• To them, there's a bunch of strangers getting paid to play games against each other.
• There are no real-world consequences. Some teams lose almost every season, and when they eventually win ...

When you want to learn something in particular, then physical effort does seem to help, at least in the short-term. 

In an experiment, people that did 35 minutes of interval training 4 hours after learning a list of pictures paired with locations were better at remembering the pairs ...