This Slim iPhone Case Works Like a Real-Life Tricorder

You've seen the iPhone accessory that can check your blood pressure, as well as the one that can monitor your heart rate. There's even one that can turn your phone into an electrocardiogram (ECG). But, now, there's an iPhone case that can do all of that—and more. Meet Wello. » 3/06/14 12:40pm 3/06/14 12:40pm