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Science
Why Do We Get Sick When the Weather Turns Cold? The Nitric Oxide Connection
Why do so many people seem to get sick when the weather gets colder? The bigger story is what happens around us, and inside us, as summer turns to fall.
The Cardio Miracle Blog
Heart of the Matter
Insights, science, and stories to support your healthiest heart and your most vibrant life.
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54 articles
Fitness & Performance
From Strongman to Endurance Athlete: Josh Hewlett Completes Marathon
Just over six hours after starting, Josh Hewlett crossed the finish line of his first marathon. One step after another, just like this journey began, until those steps carried him across a marathon finish line in Moab, Utah.
FAQs
Cardio Miracle Asks: Do You Need Electrolytes?
You are sweating, the kettlebell workout just kicked your behind, and you feel the need for some replenishment. Well done, weekend warrior! Time for a drink to your health. If you are reading this, it is likely that one of...
Inside Cardio Miracle
Thank You for Watching Out for Us: Customer Appreciation
If there were a contest for customers looking out for a nitric oxide company’s success, we very well may win every year. Our dedicated and loving customers have our backs in so many ways. If you have ever watched, or...
FAQs
How Much Vitamin B12 is in Cardio Miracle?
We receive, and gladly field, an enormous number of questions from customers that are important for us to answer as correctly as we can. Throughout the month, we offer live Q&A calls where anyone can join in and ask questions....
Healthy Living
The One Promise You Have to Keep: Why Suicide Prevention Starts With “Stay”
There are a lot of words we build our lives around. Grow. Win. Push. Achieve. Improve. More. But there is one word we don't talk about nearly enough: Stay. September is National Suicide Prevention Awareness Month, and September 10 is...
Healthy Living
Give Your Heart a Labor Day
For many of us, Labor Day means one last summer weekend. BBQ’s. Family. If you’re lucky, a trip to the lake. And, if you’re in that one kind of special job, a Monday morning when the alarm clock doesn't go...
Inside Cardio Miracle
Miracles in Polynesia - New Book Release by Dr. Bradley Nelson & John B. Hewlett
“Among the Hawaiian Saints, miracles of healing became almost commonplace.” — George Q. Cannon In a world that so rarely acknowledges the reality and significance of miracles anymore, it is refreshing to read historical and modern accounts of abundant miracles...
Healthy Living
How to Fix Your Sleep
How have you been sleeping lately? Summertime throws off our schedules, and then the rude awakening of school returning throws us into a whole new routine. It’s one we may have missed to some degree, but the casualty in all...
Real Stories
The Goose in the Bathroom
There’s a goose in our bathroom. Not literally, but a painting of a bent over goose that my wife chose to place there, and I’m not sure why. It is a nice painting, it fills the space, but seems to...
Healthy Living
Summer Days to School Returns: How to Make the Transition & Stay Healthy
How was your summer? Most likely, it was similar to mine: You still worked, but you also found time to be with family, with it being the longest stretch of the year when the kids are around in such abundance....
Inside Cardio Miracle
How To Share Cardio Miracle with a Stranger
One of the questions I hear most often is, "How do you introduce Cardio Miracle to someone you've just met without feeling awkward or sounding like you're trying to sell them something?" Ironically, I think I finally figured it out,...
Real Stories
Watching My Dad Become the Story
When you're the son of the founder of Cardio Miracle, people often assume you've heard the stories so many times they've lost their impact. The truth is exactly the opposite. Every time I hear my father, John Hewlett, tell his...
Inside Cardio Miracle
The Villages Welcomes Cardio Miracle
Have you heard of The Villages? It's one of the most fascinating community developments in the world - a vibrant destination designed for active adults ages 55 and older who are committed to staying healthy, engaged, and forever young. With...
Inside Cardio Miracle
Our Customer Service Promise: You Will Talk with a Human
Today I called an airline that will go unnamed (rhymes with Aberican Hairlines). For the next ten minutes, I had the great privilege of talking to a robot—repeating myself, pressing buttons, being misunderstood, and never actually getting my question answered....
Healthy Living
250 Years of Freedom. A Lifetime of Health.
This year, America celebrates an extraordinary milestone: 250 years since the signing of the Declaration of Independence. For two and a half centuries, generations of Americans have built, discovered, served, sacrificed, and dreamed of something better. While our nation has...
Science
Why Scientists Call Nitric Oxide the Miracle Molecule
Few discoveries have transformed modern medicine as dramatically as nitric oxide. Yet if you ask the average person—or even many healthcare professionals—about nitric oxide, you're likely to get a puzzled look. That's surprising, considering nitric oxide has been the subject...
Inside Cardio Miracle
Cardio Miracle Welcomes Merrill Osmond
Some people need no introduction. If you grew up in the 1970s, chances are you remember gathering around the television to watch The Osmonds perform. Their music, energy, talent, and unmistakable family values made them one of the most beloved...
FAQs
Is There Anything I Shouldn’t Mix with Cardio Miracle?
Recently a call I had with a Cardio Miracle new consumer, a longtime friend of mine, went like this: “I’m very concerned to take it at the wrong time of day, and especially due to what I heard about drinking...
Inside Cardio Miracle
Your Summer Playlist - Join Us on The Pulsebeat Podcast
Sing it with us, “School’s out for summer!” You know what that means! Time to sleep in, stop working, and go to the beach! Well, maybe if you’re a teenager or a teacher. For the rest of us, life goes...
Inside Cardio Miracle
Wait… People Are Getting Cardio Miracle for Free?
No, this isn’t one of those weird internet loopholes (but may be the kind you’re happy you found yourself in!). No, it’s not a “sell to your friends and family” situation (you know the setting - you’re invited to a...
Real Stories
What People Are Actually Experiencing with Cardio Miracle
When you read testimonials online, it’s easy to wonder: Is this real… or just marketing? Think of the last time you went to Amazon to make a purchase. I usually look over the item and scroll quickly down to...
Inside Cardio Miracle
The Story Behind Cardio Miracle: One Man’s Mission to Heal the Heart - John B. Hewlett
Some companies start with an idea. Others start with a need. Cardio Miracle started with both. When Health Becomes Personal After more than 30 years in financial and estate planning, John Hewlett wasn’t looking to start a supplement company. He...
Real Stories
NBA Utah Jazz Legend John Stockton with John Hewlett
When I was a kid I had two heroes: My Dad and John Stockton. I grew up in Utah, and Stockton was the point guard who made me believe I could grow up to be just like him. I worked...
Healthy Living
Faith, Family, Freedom, and the Responsibility of Health
At Cardio Miracle, we were founded by a family with a very strong faith, belief system, and long held familial devotion to Christianity. We believe the United States of America was founded upon the principles based within the Holy Bible,...
Inside Cardio Miracle
Supporting the Troops with Cardio Miracle: Combat Stress Article and Supporting Our Beloved Military
God Bless the USA, our U.S. Military and troops serving the world over! At Cardio Miracle we are all-in with support of the greatest military in the world and thankful for the service of those who sacrifice so much...
Fitness & Performance
How To Improve Your Pickleball Game Immediately!
How is your pickleball game coming along? You have all the gear: New shoes New custom paddles Signed up for the League, with a 6 AM morning schedule competing against new friends Headband and wristbands Knee braces and wrist protection...
Fitness & Performance
Want a Beach Body This Summer? Here's What Most People Overlook
Every year, it starts the same way. The weather warms up… The calendar flips closer to summer… And suddenly, the pressure is on. And, of course, you’ve already prepaid for a vacation on the beach somewhere and must look your...
Science
Spring Sickness? The Hidden Reason You Feel Worse—and How Nitric Oxide Can Help
You made it through winter. Thank goodness winter is nearly officially over! Snow, rain, blizzards, it was a wacky winter for the record books! Hopefully you suffered no major illness. You pushed through the cold, the shorter days, maybe even...
Science
The History of Nitric Oxide Supplementation
Recently a few questions sprung up: Who were the first companies to hit the nitric oxide supplementation market? What were their main markets and reasons for development? Where does Cardio Miracle fit within historical significance in this conversation? This led...
Inside Cardio Miracle
Have You Joined The Cardio Miracle Online Community?
Your attention is now the greatest commodity on the market. What you spend time on wins the day, whether that is improving your mind through education, working on your health and fitness, or spending time with family. The negative side...
FAQs
What Time of Day Should I Take a Nitric Oxide Supplement? Cardio Miracle FAQ & Answers
Q: What Time of Day Should I Take a Nitric Oxide Supplement? A: The easy answer is — taking your nitric oxide supplement any time of day is better than not taking any at all. If you are dialing in...
Inside Cardio Miracle
The Official MAHA Movie: Starring John B. Hewlett, Founder of Cardio Miracle and Nitric Oxide Pioneer
When Robert F. Kennedy Jr. introduced the phrase “Make America Healthy Again,” it wasn’t a rehearsed slogan. It was a spontaneous declaration—one that struck a nerve across the country. What began as a simple statement quickly became a rallying cry,...
FAQs
Yes! You Can Buy Cardio Miracle with Your FSA or HSA Account
Are you ready to unlock hidden health savings? It’s time for us to discuss how to use your HSA & FSA on Cardio Miracle from here on out. If you’re already prioritizing your cardiovascular health, here’s some fantastic news you...
FAQs
BSCG Certified: Cardio Miracle Approved as the Gold Standard in Supplements
“What a shame I can’t take your product. As a professional athlete I can only consume what is certified for athletes.” For years we have met with frustrated professional athletes in multiple sports, from the PGA Tour, to the NBA...
Inside Cardio Miracle
Be Mine Valentine's Day and Heart Month SALE is Here
February is a special time of the year in the Hewlett family. John & Janet’s anniversary celebrating 12 years since their union and the launch of Cardio Miracle. Did you also know that it is called HEART MONTH? In celebration...
Science
Signs of Low Nitric Oxide (And What to Do About It)
You woke up today. You feel just a little bit…off. Yes, you are getting older, but this feels a bit more drastic than usual. You are a go-getter. Putting on your running shoes, you begin your outdoor efforts for the...
Inside Cardio Miracle
Have You Sent in Your Judge Me Review Yet?
As a company, we receive texts, DM’s, private emails and messages that will never see the light of day because the stories are private, incredible, and often miraculous from our customers whose lives are changed by Cardio Miracle and the...
FAQs
Is There Lead in my Cardio Miracle? Our Official Response to California Prop 65
For many decades, California has had its share of challenges with laws needing to be implemented, due to the wild and crazy nature of its citizens coming up with issues that confuse most of us who live in reality. Here...
FAQs
TSA Thought Cardio Miracle Could Be An Explosive - is it?
Imagine buying a large pouch of Cardio Miracle with the intention of helping your ailing mother, putting it in your carry on luggage, and heading to the airport. As you step into the TSA line to deal with the rigmarole...
Real Stories
Did I Just See Cardio Miracle in the Gas Station Restroom?
One of the greatest additions Cardio Miracle has made to our promotional and accessibility efforts in the last year has been the entry into the convenience store market along the I-15 corridor in Utah, Arizona, and Nevada. Led by the...
Real Stories
What Losing 200 Pounds Taught My Brother About Health, Consistency, and Never Missing a Day
Every now and then, you hear a story that doesn’t just inspire you—it stays with you. This is one of those stories. It’s about my brother, Josh Hewlett, who is also the inspiring leader and Vice President of Cardio Miracle....
FAQs
Miracle is a Concerning Name for a Health Supplement...or is it?
“I would never take a health supplement with the name MIRACLE on it. That sounds ridiculous and shady to me.” - Quote from my neighbor who works out every day and refuses to try Cardio Miracle The first...
Science
Nitric Oxide, Vitamin D3, and Immune Wellness: What the Science Says with Dr. Judy
Have you heard of Dr. Judy Mikovits? Maybe you have attended a health conference where speakers were a bit stale, and suddenly there is a swell, a rushing of attendees into the room next door, to hear something extra fascinating,...
Science
Can Nitric Oxide Support Healthy Blood Pressure?
How Cardio Miracle Helps Circulation Naturally with Jason Hewlett Maintaining healthy blood pressure and circulation becomes more challenging as we age — and a key factor behind this change is a decline in nitric oxide production. In the Cardio Miracle...
Inside Cardio Miracle
Supplements Revealed Interview with Nitric Oxide Champion, John Hewlett
Nitric oxide may be one of the most overlooked molecules in the human body—yet it plays a critical role in heart health, circulation, energy, and longevity. In the video linked below, you can view a snippet from the game-changing...
Real Stories
He Cheated Death Twice - The Nathan Greene Story
My neighbor has led an extraordinary life. It is rare to see him go a week without posting on social media about the latest 50 mile bike ride from his home, up to the top of a mountain, and back...
Healthy Living
Money Making Tips in 2026
What are your goals, dreams and promises for the new year? For many it is as follows: Reclaim Health (losing weight) Making Money Getting rid of old habits, replacing with new & good habits Let’s dive into how #2, Making...
Science
The Brain and Nitric Oxide
Recently I noticed I was having a hard time recalling the name of an actor as I quoted a movie line that has always made me laugh out loud. The line is one of my favorites: “Those who can’t do,...
Fitness & Performance
Reaching The Summit
A few days ago, October 3, 2025, I found myself on the top of a mountain summit that had eluded me for nearly a decade: Kelsey Peak in Tooele, Utah. Having gone for 5 failed attempts over that time, I never...
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