Feb. 17, 2014 -- intro: The subject of meditation seems suddenly inescapable. Selena Gomez posted a picture of herself in the lotus pose after ex-boyfriend Justin Bieber's stripper scandal; Giselle sent out a shot of herself meditating next to her baby, Vivian; Naomi Judd told Katie Couric meditation helped her beat Hepatitis C.
It's hard to know what's real and what's just PR, but here are nine surprising people -- or groups of people –- who, based on my reporting and research, are actually pretty serious about meditation.
quicklist: 1 category: Surprising Meditators title: The U.S. Marines url: text: While meditation may seem to be anathema to the world of warfare, the Marine Corps brass has recently invested in a series of multi-million dollar studies to test whether the practice can prevent PTSD and perhaps even build better warriors. The impetus: an explosion of recent science suggesting meditation can do everything from lowering blood pressure to boosting the immune system to rewiring the parts of the brain that regulate stress.
quicklist: 2 category: Surprising Meditators title: Rivers Cuomo url: text: The lead singer of Weezer credits meditation with helping him get over crippling stage fright. As he told me in an interview, "If I wasn't meditating, if I still had so much stage fright, I might still be in my shell." Cuomo said he sits for one hour, twice a day, even when his band is on tour.
quicklist: 3 category: Surprising Meditators title: Katy Perry url: text: She once tweeted, "Transcendental Meditation changed my life."
quicklist: 4 category: Surprising Meditators title: The Seattle Seahawks url: text: Did meditation contribute to that epic Super Bowl blowout? For the 2013 season, head coach Pete Carroll brought in a sports psychologist to teach meditation to his team. Carroll didn't make it mandatory, but about 20 players participated, meditating several times a week.
quicklist: 5 category: Surprising Meditators title: Lena Dunham url: text: The creator and star of HBO's hit show "Girls" claims she's been meditating since age 9. "I come from a line of neurotic Jewish women who need Transcendental Meditation (TM) more than anyone," Dunham has said.
quicklist: 6 category: Surprising Meditators title: Jack Dorsey url: text: He's one of three founders of Twitter, he has 2.54 million followers, and an estimated net worth of $1.3 billion. He also reportedly gets up every morning at 5:30 and meditates.
quicklist: 7 category: Surprising Meditators title: Tina Turner url: text: They call her the Queen of Rock and Roll. She's also a longtime Buddhist who started meditating in the 1970s while trying to break free from her abusive relationship with her husband, the musician Ike Turner.
quicklist: 8 category: Surprising Meditators title: Novak Djokovic url: text: Between matches at Wimbledon, Djokovic reportedly visits a nearby Buddhist center, where he goes to meditate and "recharge."
quicklist: 9 category: Surprising Meditators title: 50 Cent url: text: The former drug dealer who got shot three times and then went on to record massive hits such as "In Da Club" and "Candy Shop" recently learned to meditate from celebrity swami Deepak Chopra.
I could go on. There's also: Jerry Seinfeld, Howard Stern, Eva Mendes, Goldie Hawn, Orlando Bloom, Russell Simmons, and more.
There are even news anchors doing it: George Stephanopoulos, Diane Sawyer ... and me. In fact, I've written a book about it, designed to make the practice more attractive to skeptics. It's called "10% Happier."
For more information on Dan's book, click here.