Michael Tros - Fit Lean

Pre-workout supplement tub with visible expiration date on a gym bench illustrating pre-workout shelf life and expiration.

Does Pre-Workout Expire? Shelf Life and Safety Guide

Pre-workout supplements do expire, though the process looks different from food going bad. Most pre-workout powders carry a shelf life of two to three years from the manufacture date, and…

Michael Tros August 6, 2026

Best bodybuilder in the world flexing during a Mr. Olympia competition

Motivation & Body Transformation

Who Is the Best Bodybuilder in the World in 2026?

Derek Lunsford holds the title of the best bodybuilder in the world as the reigning Mr. Olympia, having reclaimed the Sandow trophy at the 2025 Olympia in Las Vegas after…

Michael Tros August 4, 2026

Person performing a weighted vest workout while walking outdoors on a trail

Strength Training

Weighted Vest Workout: The Complete Training Guide

A weighted vest workout adds resistance to almost any movement you already do, from walking to squats to burpees. That extra load forces your muscles, joints, and cardiovascular system to…

Michael Tros August 2, 2026

Man demonstrating correct seated dumbbell shoulder press form on a gym bench

Strength Training

Seated Dumbbell Shoulder Press Form: A Step-by-Step Guide

Getting seated dumbbell shoulder press form right comes down to three things: how you set the bench, how you brace before the first rep, and how you control the dumbbells…

Michael Tros July 29, 2026

Athlete performing bench press as part of an upper lower split workout routine

Strength Training

Upper Lower Split: Complete Workout Guide & Plan

An upper lower split divides your training week into upper body days and lower body days. You hit each muscle group twice weekly instead of once, which gives you more…

Michael Tros July 29, 2026

Single kettlebell and mat set up for a 20 minute kettlebell workout at home

Kettlebell Training

20 Minute Kettlebell Workout for Beginners

If you only have 20 minutes and one kettlebell, you can still get a full-body workout that builds strength, burns fat, and improves conditioning. This 20 minute kettlebell workout is…

Michael Tros July 27, 2026

Man performing an inverted row with straight body line under a barbell in a garage gym

Bodyweight & Calisthenics

Inverted Row: How to Do It Right at Home or Gym

The inverted row is one of the most underrated back exercises you can do. It trains the same pulling muscles as a pull-up, but it lets you control the difficulty…

Michael Tros July 27, 2026

Low carb fast food options including a lettuce wrap burger and side salad

Nutrition & Diet

Low Carb Fast Food Options: What to Order at 15 Chains

You do not have to skip the drive-thru just because you are cutting carbs. Almost every major fast food chain has a workaround: swap the bun for lettuce, trade the…

Michael Tros July 26, 2026

People practicing gym etiquette on a busy gym floor

Fitness Lifestyle

Gym Etiquette 101: Unwritten Rules Every Lifter Follows

Nobody hands you a rulebook when you sign up for a gym membership, but every regular gym in the United States runs on a set of unwritten expectations. Break one…

Michael Tros July 25, 2026

man demonstrating how to do a pushup with correct form on a mat

Bodyweight & Calisthenics

How to Do a Pushup: The Right Form, Step by Step

A pushup works when your body moves as one straight line from your shoulders to your ankles while your chest lowers to just above the floor and your elbows stay…

Michael Tros July 25, 2026