Wellness Blog
Dr. Michael A. Smith, MD

Michael A. Smith, MD

Dr. Michael A. Smith received his medical doctorate from the University of Texas, Southwestern Medical Center, and he practiced Internal Medicine and Radiology in Dallas, Texas in the early 2000s. Dr. Smith is the author of The Supplement Pyramid: How to Build your Personalized Nutritional Regimen. He is also the host of Live FOREVERish, a podcast and Facebook Live show for Life Extension.

Michael A. Smith, MD

Why Take Lutein Supplements?

Lutein is found in colorful foods like carrots, kale and broccoli, and it’s also in the macular pigment in your eyes. Here’s how to know if you should take a lutein supplement.

Aerobic exercise like running is good for your heart

17 Ways to Improve Your Heart's Health

Your heart is an ever-reliable pump that works 24/7/365. So how can you make this muscle stronger? We’ve got 17 tips to keep the beat on your cardiovascular health, ranging from supplements to sleep to aerobic workouts!

CoQ10 vs. NAD+: What’s the Difference?

If you’ve been in the market for energy supplements, you’ve probably taken a look at both NAD+ and CoQ10. So what’s the difference, and which one is best for you?

Vitamin C and Zinc: Should You Take Them Together?

Vitamin C and zinc are household names when it comes to immune health. So how do these supplements work—and what are their other benefits?

States with the Best Lifestyle for Brain Health

Wondering which states have the best brain health? This exclusive study from Life Extension analyzes brain health metrics by state, and dives into the lifestyle choices critical to keeping our brains young and our bodies healthy.

TMG is necessary to create SAMe, which supports a good mood

What Are TMG Supplements?

We will admit it: much about TMG is complicated: its name, how it works in the body, and how it benefits your health. We’re here to simplify this head-scratcher of a concept and explain the 5 ways trimethylglycine can support you from head to toe.

8 Health Benefits of Astaxanthin

If you want to support your best health from your head to your toes, it might be time to add astaxanthin to your supplement routine. From heart and eye health to even your skin, liver, brain and metabolism, this tiny nutrient derived from microalgae packs a big punch!

Healthy older couple engaged in art project

Top US States to Live a Long, Healthy Life

Wondering what your zip code says about your predicted lifespan? This exclusive study from Life Extension pinpoints the states where the longest-living Americans live and what factors may explain their longevity.

Best and Worst States for Holiday Health

Falling off the health bandwagon during the holidays tends to be a universal experience—but residents of some states do a better job than others of maintaining good habits…even when the eggnog beckons.

Outdoor exercise for health and wellness

Best and Worst States for Wellness in 2022

The results are in: these are the healthiest and least healthy states in the U.S., based on a wide array of factors including access to green space, physical and mental health, activity, and more. Find out how your state ranks!

What is Intuitive Eating?

Ever feel like you’re a slave to your measuring cups and food scale as you carefully count every calorie? You might benefit from intuitive eating, a healthy approach to eating that focuses on hunger cues rather than restriction.

Woman having her doctor checking her thyroid during a check up

Thyroid Supplements: Do They Work?

Keeping your thyroid hormone levels healthy is key to overall well-being, including a properly functioning metabolism. Can a thyroid supplement help you stay in balance?

Stuffed? Help with Holiday Bloating

Ah, the holidays. Tis the season for fabulous feasts with the family—and, unfortunately, digestive discomfort. Here’s how to enjoy all the flavors of the season…without the usual holiday bloating.

Ridges in Your Nails Point to Larger Health Problems

Ridges in your nails can point to larger health concerns. What causes ridges in nails. How can I keep them healthy? Read on!

Why Black is the New Green Tea

Might black tea be better for you than green tea? Learn why going to the "dark side" brews up unique health benefits.

The Health Benefits of Walnuts – A True "Super Food"

Walnuts are a popular snack, but did you know they are also a superfood? Packed with omega-3 fatty acids, iron and vitamin B, these tasty nuts benefit your brain, heart and more.