A look at the science of high-intensity interval training.

As a personal trainer, what can you do, in conjunction with allied health professionals, to help clients with this hip dysfunction regain activity?

Ways fitness professionals are leveraging IDEA FitnessConnect and its advanced tools for 2012.

Get up to 5 CECs quickly with quizzes from this issue.

Client Success Story: Training for a figure competition can improve health and vitality.

Profit Center: Discover the ingredients you need to turn your fitness business into a recipe for success.

Ex Rx: The more you know about modifications and your clients, the easier it is to design a successful session.

The latest in nutrition news and science.

Nutrition: Studies find we mimic the habits of our closest companions.

Group Ex Skills & Drills: Step remains a mainstay in fitness facilities—how are you keeping up with the demand and staying safe?

Ebb: Take advantage of boot camp team spirit and partner up for postworkout stretches.

Class Take-Out: Create a total-body workout using three simple pieces of equipment.

Buzz: Help people build a wellness foundation with a strong schedule of options.

Wellness news and research from around the world.

Inner IDEA: Through innovative programs, youth discover their inner selves, face fears and embrace personal power.

Fitness Forum: Should we deconstruct boundaries for giving food/nutrition advice to apparently healthy clients?

Research: A lack of proper sleep can put you at risk for a number of negative consequences.