John Alexander

All posts by John Alexander

Note: Not a Medical Doctor or PhD. I'm a researcher and writer, with a focus on the subjects of health and longevity. My intent is to write about scientific research in an accessible, understandable way. If you believe something I've stated needs a reference, and I haven't done so, please let me know in the comments. Follow on: Twitter

N95 vs FFP2 y FFP3 Máscaras – ¿Cuál es la diferencia?

Con el nuevo brote de coronavirus a nivel mundial, muchas personas están preocupadas por su salud y seguridad. En esta publicación veremos la diferencia entre los distintos estándares de filtrado de los respiradores más utilizados como el N95, FFP2 y...

N95 vs FFP3 & FFP2 masks – what’s the difference?

With the novel coronavirus outbreak globally, many people are understandably concerned about their health and safety. In this post we’ll look at the difference between respirator filtering standards such as N95 and FFP2/FFP3… Masks vs Respirators Before we go any...

/ August 23, 2020

Bredesen Protocol Book Summary – Including Diet, Supplements, Exercise & Sleep Optimizations

Dale Bredesen’s book The End of Alzheimer’s gives us a novel approach to first understanding, and then treating Alzheimer’s. It differs from the approach typically taken by doctors and pharmaceutical companies, whereby they prescribe one or two drugs to help....

/ April 22, 2020

ProLon Soup Tips – How to add some flavor and spice to the soups

Whilst the ProLon diet may be great for our health, it’s somewhat limited in its scope of taste and ingredients. But it doesn’t always have to be – in this article I will share with you some ways to ‘spice...

NMN Brand Comparison List

This post is a companion to the David Sinclair Supplements post. The intention is to bring together (hopefully) useful information into a single page, and speed up the analysis process. The top section contains options for the USA, and further...

/ August 4, 2020

Peter Attia’s Nutrition Framework Summarized – 3 Levers We Can Pull

Peter Attia recently summarized his nutrition framework into a 1 page diagram: Breaking dietary modifications into 3 “levers” we can pull. These are: CR – Calorie Restriction TR – Time Restricted Eating (often referred to as intermittent fasting) DR –...

/ November 9, 2020

ProLon Cleanse – Will I Lose Weight? What to Expect?

Maybe you’ve heard of the ProLon diet, and you’re thinking of trying it, but would like to know a little more. Below we’ll look answering some of the questions you might have. Will I Lose Weight? ProLon has been shown...

/ November 9, 2020

Peter Attia Supplements, Diet & Exercise – What He Does & Why

Peter Attia is a medical doctor, perhaps best known for his podcast, and appearances on popular podcasts like Tim Ferriss & Joe Rogan. He currently focuses on the science behind living a longer, healthier life. Each patient he works with...

/ November 9, 2020

Peter Attia – Sleep Supplements & Hacks

Whilst a young Peter Attia used to stay awake for heroically long shifts during medical residency, he has since wizened up to the value of sleep. Making 8 hours of sleep per night a non-negotiable. Peter Attia’s Sleep Cocktail To...

/ October 9, 2020

Current State of Longevity Science in 2019

Since reading Aubrey de Grey’s book Ending Aging, and realizing that aging itself is a problem to be tackled. I’ve been thinking more about what one can do about aging. As a result I ended up going to Aubrey’s Undoing...

/ April 22, 2020