Tennis balls can be a useful travel item to have on hand for long traveling days when muscle tightness, tension, and blood circulation all might take a toll on your body.

Here are these beginners, hitting balls back and forth to one another in what you could call the start-up phase of the tennis journey. It’s exciting and edifying.

"The games have changed massively," said Petchey. He provided an exaggerated example, "The balls are four times heavier than back in 2021, and Emma isn't the biggest hitter out there." ...