After John Korir won the 2025 Boston Marathon, runners flocked to his Instagram to learn more about the 28-year-old’s training. Yes, there were the typical postrace photos with trophies and training ...

Kim Kardashian showed off a butt workout from her trainer Senada Greca on Instagram. Kardashian shared variations of squats and hip hinges with bands, dumbbells, and a barbell. A personal trainer said ...

Relatively simple but effective exercises are often particularly popular. Step-ups definitely fall into this category, primarily working our glutes and legs. They also burn calories at the same time.