Meditation is commonly practiced by all kinds of people, many of whom don't do it in the tradition you may associate with 'Meditation'. I wouldn't be so dismiss

Meditation is commonly practiced by all kinds of people, many of whom don't do it in the tradition you may associate with 'Meditation'. I wouldn't be so dismissive of surfing. Activities that force you to clear your mind (so you don't die or seriously hurt yourself) are other candidates for similar outcomes.