Entries by Chet Zelasko

The 2015 and 2025 Dietary Guidelines

What were the Dietary Guidelines that were published for 2015? Can you remember any of them? What are the Dietary Guidelines for 2025? Did you read them? Here’s your chance. The 2015 Dietary Guidelines were released 10 years ago; the 2025 version about a month ago. Research was reviewed. Meetings were held. Comments were given. […]

Clock-Changing Solutions

We’ve become so obsessed with sleep, even our watches can track the amount of quality sleep we get, so we can expect something unusual tonight. We go to bed at our usual time and for most of us in the U.S., we wake up one hour earlier than planned because the clocks have changed. As […]

Warning: Spring Ahead

This coming weekend, the clocks are moved ahead one hour in most states here in the U.S. This seems to impact some people more than others; our bodies are more sensitive to the effects of changing sleep patterns than we think. I first wrote about this 10 years ago, and I wanted to check to […]

Immune Booster 2 and 3

Continuing with our look at how to approach the first tickle of a cold or seasonal allergies, we’ll finish up with the final two parts of our immune boosting supplements. Garlic The second part of our immune boost supplements is garlic; it’s been noted to have beneficial properties for over 5,000 years. Garlic thins the […]

Immune Booster 1: Echinacea

Just like nine years ago when I first wrote this, the cold and flu season is still around. The seasonal allergy season is right around the corner and may have started, depending on where you live. When you feel that first tickle in the back of your throat, that first nasally sensation, that’s when you […]

The Bottom Line on Full-Fat Dairy

If you’re a long-time reader, you know that science by headlines really annoys me because they often distort the findings of the research papers to make them seem more important than they are—gotta get that next click! It doesn’t help that research institutions send out press releases that contribute to the hype of their research […]

Does Whole Milk Reduce Diabetes?

Full-fat foods are back in the headlines in light of the recent proclamations by the USDA. I don’t know about you, but it’s been decades since I drank whole milk or ate whole fat yogurt or cheese. It’s not just about the calories; it just doesn’t seem to taste as good. Have I been missing […]

Your Heart: Tone

If you live to 80, your heart will beat an average of three billion times. That’s right—billion with a b. Faster when you exercise, slower when you’re at rest, it does its job 24 hours a day, seven days a week. What’s even more amazing about your heart rate is how it’s controlled by the […]

Your Heart: Autorhythmicity

Your heart can beat over 200 times per minute during maximal exercise, depending on your age, yet every beat is a succinct event made up of many steps with every one of those beats controlled by the electrical system of the heart. While that’s incredible in and of itself, the real story is one of […]

Your Heart: Syncytium

The next few Memos were from 2016 and are still relevant today! This is why your heart is special. Let’s begin American Heart Month with some facts you probably didn’t know about your heart. Your heart is unique in many ways, and you’re going to learn about a few of them. The heart muscle is […]