Robert Renaud

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The Best Core Exercises for Runners

There are lots of core exercises out there. You've got crunches, planks, ab machines and dozens of other options. Which ones should you do as a …

What Juggling Is Teaching Scientists About Running

Research on juggling is giving scientists a better understanding of how we're able to do "no-brainer" activities like walking and running.<p>A new study in the Journal of Neurophysiology shows that touch sensation, also known as haptic feedback, plays an important role in maintaining the rhythm that …

10 Smart Food Swaps for a Healthy Heart

February marks the 50th anniversary of American Heart Month. Heart disease is the number one killer in Americans. For the good news, however, following a heart healthy diet and lifestyle can make a big difference in helping to prevent heart disease.<p>The American Heart Association recommends choosing …

What You Don't See: Behind the Scenes With 'The Biggest Loser' Nutritionist

I joined <i>The Biggest Loser</i> in season one, when we created the eating plan and a template of what and how we would teach the contestants in terms of food and nutrition. Though I have been off-camera for 14 seasons, my contributions to the contestants and to the show are significant. Because there …

Champion Challenge: How to Do an Oblique Crunch

Build core strength with Olympic ice dancer Meryl Davis's signature move<p><i>The winter Olympics are finally here–and we're totally inspired. Want to take your fitness to the next level while you watch the world's most talented athletes compete? Challenge yourself to their signature moves with the</i> …

Innovative Workouts to Motivate You This Winter

As snow continues to blanket the East Coast and temperatures have been swinging wildly from freezing to downright balmy, my workout routine has begun to suffer from a case of schizophrenia. The Texas Heart Institute reminds me that despite the unpredictable conditions outside, continuing a fitness …

Don't Celebrate This Valentine's Day With Your Allergies

With Valentine's Day just around the corner, couples and singles are preparing to celebrate with fine dining, candies, flowers, and other enjoyable staples of the romantic holiday. However, with the special occasion comes hidden allergy risks associated with non-routine foods, materials, and …

How the Biggest Loser Winner Says She Plans to Maintain Her Dramatic Weight Loss

Rachel Frederickson says it will definitely be "tricky"<p>Today, <i>People</i> revealed more details about its interview with <i>Biggest Loser</i> winner Rachel Frederickson—specifically, how she'll adjust to transitioning out of weight-loss mode and into weight-maintenance mode: "That's going to be tricky," says …

Fitness

Scaling Back on Fish Oil: An Evidence-Based Update

Over a year ago, I questioned my daily supplementation of omega-3 fatty acid (triglyceride-reducing agents found in fish oil) by looking at some evidence for and against its health benefits. After this mini-literature review, I decided to continue taking fish oil tabs despite the lackluster …