fasting

Folks, you know I’m a long-time believer in intermittent fasting for longevity, autophagy, mental clarity, fitness performance, metabolic health, and more. I’m excited that Dr. Jason Fung has stopped by the blog today to share a bit about common fasting mistakes. Enjoy! So, you’ve decided to add some fasting to your lifestyle. Excellent. No matter how much...

It seems every “keto for women” forum abounds with stories about menstrual cycles gone wild in the first few months of keto. Irregular cycles, breakthrough bleeding, and periods lasting much longer than normal are common complaints. Sometimes these stories are cited as evidence that keto isn’t good for women, at least not premenopausal women, and...

One of the most common questions I get is “Does [x] break a fast?” What they’re really inquiring about is: “Does this interfere with, negate, or nullify the benefits of fasting?” These benefits include: Ketosis: Fasting is the quickest way to get into ketosis, an metabolic state characterized by increasing fat burning, fat adaptation, and—in some people—improved cognitive...

For today’s edition of Dear Mark, I’m answering three questions. First up, what can a person do to help their gut recover its barrier function after too many antibiotics? Are there any foods, supplements, or dietary strategies? Second, what can explain rapid fatigue during sprint sessions on a keto diet? Is this simply part of...

Biological systems are self-maintaining. They have to be. We don’t have maintenance workers, mechanics, troubleshooters that can “take a look inside” and make sure everything’s running smoothly. Doctors perform a kind of biological maintenance, but even they are working blind from the outside. No, for life to sustain itself, it has to perform automatic maintenance work...

For today’s edition of Dear Mark, I’m answering a couple of questions from the comment sections of the last couple weeks. First, it’s been established that fasting and exercise both raise growth hormone. What about fasted exercise—does that have an even stronger effect? And what about continuing to fast after your fasted workout? Then, I...

Welcome to Friday’s For The Love of Food, Summer Tomato’s weekly link roundup. This week how to stop avoiding exercise, GMO is now “bioengineered” at the USDA, and the FDA resumes limited food inspections. Next week’s Mindful Meal Challenge will start again on Monday. Sign up now to join us! Too busy to read them all? Try this awesome free...