Researchers have found that been seated for long hours can have adverse effects on our health. It is highly advised that you take a break at regular intervals in a day and do some physical activities like walking, stretching or having a glass of water. This extension will remind you every 15, 30 or 60 minutes, as per your set timer choice, with desktop notification to take a break. You can learn more about effects of a Sedentary Lifestyle here in this article: https://www.practo.com/healthfeed/effects-of-a-sedentary-lifestyle-29277/post