There are multiple disciplines within BMX freestyle, but the only one contested at the Olympics is BMX park. It takes place on a course that includes features such as ramps, box jumps, walls and ...

Climbers will be ranked by their overall scores. For more details on how the competition will work, check out our article on the Olympic competition format for sport climbing.

When it comes to lens options, "many people worry that they might be giving the 'wrong' answer," the optometrist told Newsweek.