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February 2024
Feb 13, 2024

February 2024

JPM, CES, Sleep tools, Movies

Karl Etzel
Karl Etzel
December 2023
Dec 31, 2023

December 2023

Partnerships and ZIRP, January conferences, teen athletes, sleep aids, S/W development

Late November 2023
Nov 26, 2023

Late November 2023

OpenAI and my personal AI agent, Best Buy and Life Time in healthcare, Presidential candidates, running shoe rotation, NO, UTIs

Karl Etzel
Karl Etzel
November 2023
Nov 05, 2023

November 2023

Conferences, GLP-1s, AI & coding

Karl Etzel
Karl Etzel
Energy Budget - Special Edition
Sep 23, 2023

Energy Budget - Special Edition

My Calorify results & what they imply about optimal training load

Karl Etzel
Karl Etzel
August 2023
Aug 28, 2023

August 2023

Strength training in youth, High intensity plan, Calorify, More D2C campaigning

Karl Etzel
Karl Etzel
July 2023
Jul 21, 2023

July 2023

NO Sensor, Foot Training, Telehealth legislation, Youth sports injuries, WSER

Karl Etzel
Karl Etzel
June 2023
Jun 19, 2023

June 2023

Plyo, monetary / fiscal policy, D2C presidential campaign, training intensity, trail races

Karl Etzel
Karl Etzel
May 2023
May 22, 2023

May 2023

Lower weight strength training, TSB as a throttle on long days, elections and the media, caffeine and energy drinks

Karl Etzel
Karl Etzel
Special Plantar Fasciitis edition
May 14, 2023

Special Plantar Fasciitis edition

Notes from my experience with a common foot problem

Karl Etzel
Karl Etzel
April 2023
Apr 30, 2023

April 2023

OTC Hearing aids, BMR, "Long" days, CA water management

Karl Etzel
Karl Etzel
January 2023
Jan 08, 2023

January 2023

ChatGPT, CES, Empathetic management, Wearables and skin tone (and lawsuits), my personal training approach

Karl Etzel
Karl Etzel
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Topics on my mind across many domains.

Karl Etzel's Newsletter

Topics on my mind across many domains.

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