Relaxation app backs Naomi Osaka, pledges to pay Grand Slam media fines
The Calm app will also donate $15,000 to a mental health organization in France, along with a matched $15,000 donation for each fine issued to tennis players.
The Calm app will also donate $15,000 to a mental health organization in France, along with a matched $15,000 donation for each fine issued to tennis players.