A CPAP machine is a life saver – sleep apnea makes you more prone to heart attack or even heart failure. But CPAP helps prevent that. If you’re struggling with a CPAP machine yourself ...

Despite the risk of radiation, [William Osman] has done just that and built a homemade x-ray machine. After receiving an eye-watering medical bill, [William] resolves to make his own x-ray machine ...