Travellers wait in queue to test for COVID-19 at a train station in Mumbai, India, Tuesday, November 30, 2021. (Photo by Rafiq Maqbool/AP Photo)

Skeleton involves a person riding a small sled down a frozen track while lying face down. The sport is a more intense form of luge because skeleton competitors leap onto the sled and slide downhill head first. Skeleton athletes can reach up to 80 mph on straightaways, causing forces up to 5g, so the helmet is a critical component for attitude as well as safety.

Fog covers the African Renaissance Monument in Dakar, Senegal on February 17, 2021. (Photo by Zohra Bensemra/Reuters)

Buildings in Lujiazui financial district are seen shrouded in fog amid an orange alert for heavy fog in Shanghai, China on January 31, 2024. (Photo by Xihao Jiang/Reuters)

American rapper Cardi B jumped on stage at Met Gala 2022 afterparty at Boom Boom Room on May 2, 2022 in Manhattan, New York. (Photo by Sansho Scott/BFA.com)

Jaime Winstone poses the Netflix BAFTA after party at Chiltern Firehouse on February 2, 2020 in London, England. (Photo by David M. Benett/Dave Benett/Getty Images for Netflix)

American-British actress Sienna Miller poses for a photo as she attends Vogue World in London, Britain on September 14, 2023. (Photo by Hollie Adams/Reuters)

Shanina Shaik fuels “Endless Desire” in a new campaign for jewelry designer Jacquie Aiche on October 5, 2023. The stunning model poses seductively in low-cut lingerie and topless under a robe as she showcases the lates handmade fine jewelry from the LA-based designer in the “Endless Desire” campaign. (Photo by Jacquie Aiche/The Mega Agency)