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Dr. Chet’s Health Memos

If it’s in the health news today, I’ll be writing about it as soon as I read the research, both old and new. With my email Health Memos, you’ll know more about making lifestyle choices that will help you get and keep good health. These free, concise updates on health are emailed to subscribers twice a week. Subscribe today and get a free MP3, in English or Spanish, of Dr. Chet’s Top Ten Tips—Small Changes for a Healthier Life.

Quadrillion

Nutritional Epidemiology: Specification Curve Analysis

July 16, 2024/in Memos/by Chet Zelasko

Did you look up quadrillion? It’s a 1 with a whole lot of 0s—15 to be exact. When I finished Saturday’s Memo, the researchers had chosen an area of nutritional epidemiology to focus on: the analytics used to analyze the data. They began with the premise that there are many ways to analyze any data […]

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https://www.drchet.com/wp-content/uploads/2024/07/Quadrillion.jpg 630 1200 Chet Zelasko https://www.drchet.com/wp-content/uploads/2017/08/Logo-cz.jpg Chet Zelasko2024-07-16 06:00:002024-07-15 15:42:33Nutritional Epidemiology: Specification Curve Analysis
FFQ-Steak

Nutritional Epidemiology: The Problem

July 13, 2024/in Memos/by Chet Zelasko

The health headline shouts: “Fish oil increases your risk of heart disease.” The next week, “Fish oil beneficial for reducing risk of Alzheimer’s disease.” It makes one wonder what is going on in research. I’ve felt that way for a long time, and I know you have as well. I think I’ve found part of […]

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https://www.drchet.com/wp-content/uploads/2024/07/FFQ-Steak.jpg 630 1200 Chet Zelasko https://www.drchet.com/wp-content/uploads/2017/08/Logo-cz.jpg Chet Zelasko2024-07-13 06:00:002024-07-12 17:40:03Nutritional Epidemiology: The Problem
Number

How Did You Do in the Holiday Challenge?

July 9, 2024/in Memos/by Chet Zelasko

Did you keep track of the fruits and veggies you ate over the holiday weekend (or July 4–7 for those of you outside the U.S.)? Remember to email me your results. Some people didn’t need reminding—I have already gotten replies. I didn’t do as well as I would have liked. Here are my lists: I […]

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https://www.drchet.com/wp-content/uploads/2024/07/Number.jpg 630 1200 Chet Zelasko https://www.drchet.com/wp-content/uploads/2017/08/Logo-cz.jpg Chet Zelasko2024-07-09 06:00:002024-07-08 19:27:35How Did You Do in the Holiday Challenge?
F&V-List

Start Your Lists!

July 4, 2024/in Memos/by Chet Zelasko

A reminder that today is the beginning of the Holiday Fruit and Vegetable Challenge. There will be three prizes this time: Start keeping track this morning and keep going until bedtime Sunday. I’m keeping my list as well. Winners can choose between a free six-month Insider membership or the digital Optimal Performance program. What are […]

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https://www.drchet.com/wp-content/uploads/2024/07/FV-List2.jpg 630 1200 Chet Zelasko https://www.drchet.com/wp-content/uploads/2017/08/Logo-cz.jpg Chet Zelasko2024-07-04 06:00:002024-07-03 15:36:46Start Your Lists!
F&V-List

The Holiday Challenge, Part 2

July 2, 2024/in Memos/by Chet Zelasko

I enjoyed the Memorial Day Challenge so much, I want to see if you can do better. I want more of you to respond this time, so I’m going to make it a little more enticing for you by handing out more prizes. This time, I’m going to reward the person who eats the most […]

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https://www.drchet.com/wp-content/uploads/2024/07/FV-List.jpg 630 1200 Chet Zelasko https://www.drchet.com/wp-content/uploads/2017/08/Logo-cz.jpg Chet Zelasko2024-07-02 06:00:002024-07-01 16:27:00The Holiday Challenge, Part 2
GrilledFood

A Closer Look at Ultra-Processed Food Risk

June 29, 2024/in Memos/by Chet Zelasko

I think the results of the UK Biobank ultra-processed food (UPF) study were interesting, as I relayed on Tuesday, but the researchers went further. They estimated how substituting non-UPF plant-sourced foods for any of the other three sources of food resulted in a reduction of cardiovascular disease (CVD) morbidity and mortality. Further, and what got […]

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https://www.drchet.com/wp-content/uploads/2024/06/GrilledFood.jpg 630 1200 Chet Zelasko https://www.drchet.com/wp-content/uploads/2017/08/Logo-cz.jpg Chet Zelasko2024-06-29 06:00:002024-06-24 15:04:21A Closer Look at Ultra-Processed Food Risk
Ultra-Processed-Food

Is Ultra-Processed Food Worthless?

June 25, 2024/in Memos/by Chet Zelasko

Ultra-processed food (UPF) has been in the news again: researchers have found a relationship between plant-based UPF and cardiovascular disease (CVD) and mortality. Health news writers were brimming with opinions on what the study meant. The comment that got my attention was that UPF manufacturing destroyed good nutrients found in plant foods to the point […]

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https://www.drchet.com/wp-content/uploads/2024/06/Ultra-Processed-Food-2.jpg 630 1200 Chet Zelasko https://www.drchet.com/wp-content/uploads/2017/08/Logo-cz.jpg Chet Zelasko2024-06-25 06:00:002024-06-24 15:00:13Is Ultra-Processed Food Worthless?
MensHealthWebinar

Free Men’s Health Webinar

June 22, 2024/in Memos/by Chet Zelasko

June is National Men’s Health month. My first thought was to do a series of Memos on the key points of men’s health, but because I can talk faster than I can type (and you may not want to read that much), I decided to do a Men’s Health webinar next Wednesday night, June 26 […]

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https://www.drchet.com/wp-content/uploads/2024/06/MensHealthWebinar.jpg 630 1200 Chet Zelasko https://www.drchet.com/wp-content/uploads/2017/08/Logo-cz.jpg Chet Zelasko2024-06-22 06:00:002024-06-21 17:54:29Free Men’s Health Webinar
Winner-Is

Memorial Weekend F&V Challenge

June 18, 2024/in Memos/by Chet Zelasko

It’s time to reveal the consumer of the largest variety of fruit and vegetables over the Memorial Day weekend, but before I do, a couple of comments. If you would have typically eaten the vegetables and fruits anyway, good job. I know that readers who perceive themselves as eating enough servings were probably more likely […]

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https://www.drchet.com/wp-content/uploads/2024/06/Winner-Is.jpg 630 1200 Chet Zelasko https://www.drchet.com/wp-content/uploads/2017/08/Logo-cz.jpg Chet Zelasko2024-06-18 11:37:362024-06-18 11:37:38Memorial Weekend F&V Challenge
BikeClass

SIT to Get Fitter

June 15, 2024/in Memos/by Chet Zelasko

Here are the results of the study on sprint interval training or SIT. There was an 11% increase in max VO2 after the first cycle, reduced down to 6.4% after the second cycle, and finished at an 8% increase. Were the subjects fitter? Max VO2 notwithstanding, they absolutely were fitter. The reason we know that […]

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https://www.drchet.com/wp-content/uploads/2024/06/BikeClass.jpg 630 1200 Chet Zelasko https://www.drchet.com/wp-content/uploads/2017/08/Logo-cz.jpg Chet Zelasko2024-06-15 06:00:002024-06-10 14:37:33SIT to Get Fitter
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