All my life I had been using practice swings, and the more I thought about why, the less sense it made. Sometimes I’d do two practice swings. Sometimes one. I hit good shots after bad-feeling practice ...

In his 2008 book Outliers, journalist Malcolm Gladwell popularized what has become known as the 10,000 hour rule. The rule—based on a 1993 study of young violinists and pianists—says that to reach ...

When you go to a tour event on a Monday or Tuesday, like at this week's Cadillac Championship at Doral, you see what real practice is all about. We're not talking about a quick warmup before a round.