Show HN: Are you sedentary? See if you can hold your breath for 40 seconds(holdbreathfor40seconds.com) Hey hackers, do you have a sedentary lifestyle? Holding your breath for 40 seconds might be tougher than you think. Try it out with holdbreathfor40seconds.com and test your lung capacity! (We're are working on an app that helps boost your health with quick 5-minute activities.We learned it is hard for tech people, who have a sedentary lifestyle to even hold their breath for 30 seconds(not all, but some) - so made this simple web page to test it). Let me know your comments. |