Running is kind of the best. It gets a bad rap for being boring, but it’s indisputably an amazing form of cardio and requires no equipment. You can fit it in anytime and anywhere you have 30 minutes, and then be done with your exercise for the day!
Even though running doesn’t explicitly require any equipment, there are a few accessories that can make it more bearable, and even fun if you can forget about the whole exercise/being healthy/destroying the cartilage in your knees thing. Here are my top 5:
midwestcoaster 