Speed training isn't just for athletes. It's a powerful tool for fitness enthusiasts aiming to enhance performance, ...

Here’s an example. Running an ultra marathon requires endurance, because the goal is to maintain a steady pace for several hours. Tackling 100m repeats at your top speed, meanwhile, demands stamina, ...

Your core is an integral part of daily functions and your athletic performance—it’s used every time you sneeze, cough, have a bowel movement, pick things up, or do something more obvious… like sprint.

Turn your walk into a better workout, build strength without weights and more exercise advice for the year ahead. Nicholas Sansone, Elliott Jerome Brown Jr., and Brittany Greeson for The New York ...