Leg Day - What is leg day in fitness?

Leg Day is slang for "Workout day specializing on legs." See an example of how people use it.
In the fitness world, leg day is when a person focuses all their exercise workouts on their lower body. This includes exercises regarding calves, quadriceps, hamstrings, and glutes.

FULL GYM LEG DAY WORKOUT! Build and Define your lower body

Best Moves to Try on Leg Day

Questioning Leg Day and Optimizing Your Leg Workouts

Free Workout: Gym Leg Day · WorkoutLabs Fit Gym leg day, Workout gym routine, Work out routines gym

6 Leg Day Warm-Up Moves to Prevent Injury

Workout Sins - Men's Journal

The Best Leg Day Workout: Leg Exercises for Size and Strength

Leg Day: Why Leg Day Is so Important

Leg Day Workout: The Best Leg Exercises for Runners

Leg Day 101: The Complete Guide to Lower Body Workouts

The Ultimate Guide To Leg Day Nutrition