“I felt a little stupid, to be honest, and when you look that dumb you have to go quickly,” said skier Jack Kuenzle, who set a new record for ascending and then descending Mount Hood, wearing nothing but a tiny pair of shorts that looked like underwear. Why? “My body just puts out an enormous amount of heat during these climbs—so that’s why I do it,” he said. “But yeah, when I went past people, it was hard to tell whether they were cheering or laughing at me.”