By A Mystery Man Writer
From eating at the wrong times to not working out hard enough
21 Signs of a Bad Personal Trainer
10 Stupid things you should never do in the gym
Why most personal trainers are a waste of time…and money – BodySpartan
Do Personal Trainers Need Insurance? - Insurance Canopy
The Dangers of Hiring the Wrong Personal Trainer
Exercises to Avoid: What Trainers Won't Do
The Dangers of Hiring the Wrong Personal Trainer
12 Best Exercises for Seniors
Exercises to Avoid: What Trainers Won't Do
8 Fitness Myths That Drive Experts Crazy - The New York Times
The Big Glossary of Gym Slang
How to Spot a Bad Personal Trainer - Thrillist
The most common things people are doing wrong in the gym
5 Common Work Injuries Personal Trainers May Experience on the Job