Extreme weight loss comes with a side effect that can be unpleasant, unwieldy, and even unhealthy for your client. Here’s what you can and, more important, what you can’t do to help.

Your brilliant program doesn’t stand a chance against the realities of a crowded gym. Here’s how you can change things up without compromising your client’s results.

From Jon: Each Sunday The PTDC publishes a list of the top articles from around the web in 4 different categories: General Health, Fat Loss, Strength Training, and Career.

It was going to be the most innovative and sophisticated gym ever built. A shady contractor and a nervous investor crashed it. There are lessons for all of us in the messy aftermath and inspiring recovery.

New moms are often in a hurry to get their pre-pregnancy bodies back. But if they’re experiencing symptoms like incontinence, back pain, or a “poochy” stomach, they could have serious injuries that require a more cautious approach.

From Jon: Each Sunday The PTDC publishes a list of the top articles from around the web in 4 different categories: General Health, Fat Loss, Strength Training, and Career.

"How do you reduce gluten in a Snickers?" Every day, clients ask trainers questions that range from naïve to misguided to flat-out bonkers. Here’s how to respond in a way that engages clients without insulting them.

When someone in your bootcamp or training group is limited by lower-back, shoulder, or knee pain, here are 15 creative ways to modify the program without compromising results.

From Jon: Each Sunday The PTDC publishes a list of the top articles from around the web in 4 different categories: General Health, Fat Loss, Strength Training, and Career.

College isn’t for everyone, but skipping college and going straight to training has its downsides. Read our deep dive into the pros and cons of formal education, and how to make the most out of whatever choice you make.