Grubl is a new popular science health app designed for those who want to spend less time overthinking and worrying. With Grubl, you can safely and easily take control of your thoughts and emotions.

The app begins with a quick check of your health and mood, which will be useful for tracking your progress throughout the program. Next, you'll have access to a series of informative videos that explain how the stress system is triggered by overthinking and the impact of attention on our well-being.

Grubl also offers various experiments and small exercises that can help you gain better control over your overthinking habits for a period of 12 days. Finally, you'll be asked to answer a set of questions about your health and mood again to determine if you've experienced any improvements.

With its user-friendly interface and scientifically backed content, Grubl is an excellent choice for anyone looking to reduce overthinking and improve their mental well-being.