1. They are coming out of the sporting goods store.
2. They are swinging their arms as they touch their shoulder.
3. They are wearing at least one fewer layer of clothing than others.
4. They are carrying a backpack with a swimwear inside.
5. They are calculating the time until their next workout.
6. Any photo of an ocean or lake catches their immediate attention.
7. Their chlorinated hair is still wet from their workout.
8. They are hungry and looking for the food court.
9. They are wearing flip flops, sandals or shoes without socks.
10. If it is a holiday or weekend, they are tired from a long workout or second training session.
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