David | A Lean Life

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David Williams

Lead Fitness and Nutrition Writer

A diet and fitness enthusiast, David Williams is an ex-Army Airborne Ranger and Infantry soldier with decades of fitness and wellness experience. A West Point graduate with a degree in engineering, he focuses on technical research related to fitness, nutrition, and wellness.

A natural endomorph (higher body fat), he has experimented with many diets and juice plans over the years, so his opinions and positions are rooted in real world experience, not just theory.

He loves the beach, and spending time with his wife and twin daughters.

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Posts by David Williams

Basement Pull up Bar
Bodyweight Exercise
David Williams

Basement Pull Up Bar

It’s no secret that pull-ups are one of the most beneficial exercises we can do for full-body strength and athleticism. And a basement pull up

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Hyperextension Bench
Reviews
David Williams

Hyperextension Bench

While bridges, knee-to-chest stretches, pelvic tilts, and cat stretches can help prevent and alleviate lower back pain, using more specialized equipment will do the job

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Superset Workout
Workouts
David Williams

Superset Workout

A superset workout that involves your lower body and core muscles together is great for your overall health and fitness. Firing your abs with lower

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What is Body Fat?
Body Wellness
David Williams

What Is Body Fat?

You’ve heard the term a thousand times before, but you can’t help wonder, “What is body fat?” There is so much information out there, so

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What Do Push Ups Work?
Bodyweight Exercise
David Williams

What Do Push Ups Work?

Have you ever wondered what do push ups work? After all, this is a trendy exercise, and countless people today recommend doing it. But why?

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Treadmill Speed to mph
Cardiovascular Workouts
David Williams

Treadmill Speed to mph

Converting treadmill speed to mph is easier than you think.  The reason? On most modern treadmills, the treadmill speed setting is the miles per hour

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Healthiest Quinoa
Superfoods
David Williams

Healthiest Quinoa

What is the healthiest quinoa? And is quinoa really a superfood? Perhaps you want to add more healthy foods to the mix, so you’re thinking

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What's a HIIT Workout
High Intensity
David Williams

What’s a HIIT Workout?

Have you ever asked yourself, “What’s a HIIT workout?” Perhaps you’ve come across the popular acronym and have some idea of what it stands for.

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Tricep Dips at Home
Home Workout Routines
David Williams

Tricep Dips at Home

Are you looking for a simple and effective way to do tricep dips at home? Maybe you’ve tried them before but couldn’t find a good

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