Are there exercises you should never do? Equipment you should never use? Here’s how to sort through conflicting views to find the best training practices for your clients.

A doctor explains why you don’t need a medical degree to improve the health and fitness of a client with diabetes … as long as you remember the limits of your expertise.

Almost every expert has a different approach to working the crucial mid-body muscles. Here’s a system that works for clients at every level, from complete beginners to elite athletes.

The much-maligned weight-loss strategy may be exactly what some of your clients need. Here’s how to know if they’re ready for it, and how to help them if they are.

No matter how well your favorite training style works for you, few clients share your goals. Even fewer are ready for such advanced workouts.

It’s time to stop promising instant results and focus on what really matters for long-term success

By ignoring three popular pieces of advice, a rookie gym owner can beat the odds and improve the bottom line.

Did you know the number of flavors in a meal affects how much you eat? If your client is struggling to drop the pounds, and keep them off, try these well-researched but lesser-known strategies.

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.