<http://schema.org/alternativeHeadline>
"The quadruple jump is about all the human body can stand: When skaters land after the jump, they're landing with seven times their body weight."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/health/fitness-well-being/stories/even-at-the-olympics-figure-skating-has-physical-limitations>