Two Zero app screens showing fasting tracking with progress rings, daily goals across nutrition, activity, restoration and sleep pillars, and meal logging on a burgundy background.

Meet the New Zero: Fasting, but Better

Over the last few months, you may have noticed some gradual — but significant — changes to Zero. Historically, we’ve focused exclusively on helping you create and maintain a fasting practice, and that’s probably why you’re here. While fasting is an excellent tool for achieving all sorts of health goals, that’s exactly what it is: a…

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Zero 101

Whether you want to maintain a healthy weight, boost energy levels, or improve mental clarity, you’ve come to the right place. Zero has the science-backed tools and resources you need to form healthy habits, improve metabolic well-being, and extend your longevity.  Here’s what you need to know to get started. Getting Started As a new…

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Zero Fasting Is Now Zero Longevity Science

From the start, Zero has helped you tap into the power of fasting to improve your health and lengthen your life. As such, we wouldn’t blame you for thinking of us as “Zero Fasting” — particularly if you’ve followed us on social at @zerofasting. But we’ve heard from many of you — and we share…

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How Our New CEO Lost 55 Pounds

By Tom Conrad, as told to Allison Goldstein My name is Tom Conrad, and I am 52 years old. I split my time between New York City and Sonoma, CA, and I am Big Sky Health’s new CEO. Heaviest Weight: 229 lbs Current Weight: 171 lbs As far back as elementary school, I was conscious…

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Tom Conrad

Introducing Tom Conrad, Zero’s Next CEO

A Letter from Mike Maser I founded Big Sky Health, makers of Zero, nearly four years ago, with the goal of empowering people to unlock improved health and longevity through fasting. Together, in that time, we’ve fasted for 1.5 billion hours over 100 million fasts. Those are some seriously impressive numbers. And it’s the dedication…

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How Researchers are Using Zero to Improve the Health of Firefighters

By: Rich LaFountain This may come as a surprise, but firefighters have surprisingly high disease, obesity, and mortality risk. You’d think such a high-intensity job would require extreme physical fitness, and the truth is, it does! But the very nature of firefighting – its unpredictability – makes it tough to maintain optimal health. Just think…

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Join the 2nd Annual Halloween Group Fast!

If Halloween has you howling for sweets, consider joining our 2nd annual Halloween Group Fast to make navigating the challenging food environments a little less scary. Whether you want to ghost candy entirely, or simply be a master in moderation, this group fast is for you. How to Join Start your timer after your last…

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Stopwatch icon with 48-Hour Group Fast text and Zero app logo on gray background with orange confetti pattern.

First Fast of Fall

Temperatures are getting cooler, leaves are getting crunchier, and days are getting shorter—fall is here, so let’s celebrate with a group fast! We’ll be hosting an extended group fast from September 30-October 2 with guidance for completing a 48-hour fast shared along the way. Here’s how to join: Follow us on Instagram for guidance from…

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iPhone displaying Zero app notification showing "Goal Met!" with 16:02:18 fasting time and fat burning status.

Fasting is Easier Than Ever with iOS 14

Managing your fasts just got easier with iOS 14—widgets allow you to see your fasting progress at a glance, and Siri support lets you start and stop fasts without lifting a finger. Home Screen Hero We’ve created a Zero widget so you can make your fasts the star of your home screen. Check out the…

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Calendar icon with highlighted date on coral background promoting National 16:8 Day group fasting event on August 16.

Celebrate National 16:8 Day

The second annual National 16:8 Day is right around the corner! In case you missed it last year, we’ve declared August 16th an official holiday for our most popular time-restricted feeding plan: a 16:8 TRF. So join us for a 16:8 on 8/16. Here’s how: Start your timer after your last meal on Saturday, August…

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A weekly digest with the latest science and motivation.

Promo for the Zero app with two phones showing the monthly activity calendar and an active fasting timer