Training With a Personal Trainer: “I Thought I Was Fit–Until This Session”

FITBOOK editor Julia Freiberger thought she was athletic. Ten years of dance experience here, five years of sports experience ...

5 No-Equipment Exercises That Strengthen Your Core Faster Than Planks After 40

Skip long planks. These 5 no-equipment core exercises build stability, strength, and definition with smart, full-torso ...

If You Can Hold This Plank Position for This Long After 50, Your Core Is Top-Tier

Find out exactly how long to hold a plank after 50 to test your core strength, improve stability, and spot where you need ...