National Geographic

I couldn’t help but wonder in the back of mymind: Why didn’t we set them faster?”LEDECKY AND OTHER TOP ATHLETEStoday have the advantage of the marchof time in their sport. Look at a photoof swimmer Mark Spitz from the 1972 Olympics,and you’ll see the diference: no goggles, no cap,no state-of-the-art, water-repelling swimsuit. Heeven had a mustache. Pools then didn’t have theimproved gutter systems and wave-reducing laneropes that competition pools use now to absorbmuch of the splash from nearby swimmers. It allslowed Spitz down, but we didn’t know that then.He still won seven gold medals in 1972.Health science has played a big part in thelives of generations of swimmers since. Gemmelltells a story about a minor ankle injury Ledeckysufered while practicing at the U.S. OlympicTraining Center in late spring 2016, just a fewmonths before Rio.“Within two hours, we had the opinions of twodoctors, we had an ultrasound, we had a physicaltherapist, a strength and conditioning coach, aswim coach—that was me—and like three otherpeople, who had already reviewed the data, con-sulted with each other, and formulated a plan.”Alan Ashley, the U.S. Olympic Committee’schief of sport performance, says the key to break-ing performance barriers is to “keep athleteshealthy. If they stay healthy, everything elsefalls into place.”IN THE LATE 1960S, figure skater Audrey KingWeisiger finished third in the U.S. women’snovice division one year and third in thejunior division the next. She learned to jump highand quickly—not because it was the right wayto do it but because she was training on a smallrink in Falls Church, Virginia, that was one-thirdthe size of a regular rink. “If I went the distance,I would have smashed into the wall,” she says.Coming up in the sport about the same timeas 1976 Olympic champion Dorothy Hamill,Weisiger was surrounded by young women doingdouble-revolution jumps, so she did only doublesin competition, although she did successfullydo triple jumps in practice. Unlike today’s skat-ers, she didn’t train with weights, she didn’t takePilates, and she wasn’t concerned about nutri-tion. “We did have ballet,” she recalls.Move ahead to the late 1980s and 1990s.Weisiger, by then a top-ranked international``````coach, taught her pupil Michael Weiss how toland doubles and triples—and finally, quadruplejumps. He was the first American to attempt aquad toe loop at the U.S. national championshipin 1997. Weiss went on to compete in two Olym-pic Games and won three national titles and twoworld championship bronze medals.Unlike Nathan Chen, a 2018 Olympian whoseslim body and tiny waist and hips help himrotate quickly in the air, Weiss had a muscularbuild, so he relied on upper-body strength topower himself through the air.Weisiger would record Weiss’s jumps on whatwould now be a vintage video camera, put theVHS tape into a VCR hooked to a TV monitor,and then wheel the TV onto the ice so she andWeiss could watch it together. Then they’d getback to work.“We could see it, but we had no way yet tomeasure it,” Weisiger recalls with a laugh. “I’dsay, ‘I think it’s high enough,’ and of we’d go,trying it again.”Today, chatting over dinner at a restaurant,Weisiger touches her iPhone and opens an appcalled Vert. “If I put a belt with a sensor onyou, and you jumped, I could tell you with myphone how high you jumped, which would bethe beginning of our conversation about tryinga quad,” she says.Later Weisiger sent me a dozen text messagesshowing photos of a skater’s first, second, third,and fourth revolution of a quad jump, with atimer under them that showed the process lastedlittle more than half a second—0.68 of a secondto be precise—from takeof to touchdown.Trying these diicult jumps can be danger-ous. Crashing on the hard ice over and over againcan cause career-ending injuries. So for severaldecades, figure skating coaches have been ableto strap a skater into a harness at the end of whatlooks like an elaborate fishing pole. In 50 years``````Katie Ledecky, aworld-record-breakingathlete who won fourgold medals and onesilver at the 2016Olympics, has thelatest scientificand technologicalresources and trainingavailable. The U.S.distance swimmer``````studies readouts abouther nutrition andblood work, reviewsvideo of her technique,and is equippedwith innovative gear.Ultimately, her successis attributed to grit,hard work, and a nearperfect stroke.JOHN HUET``````64 NATIONAL GEOGRAPHIC