I use a portable pocket ultrasound device instead of a stethoscope to listen to the heart, and I share it with the patient in real time. 'Look at your valve, look at your heart-muscle strength.' So they're looking at it with me. Normally a patient is tested by an ultrasonographer who is not allowed to tell them anything.

It's infrequent that people are rail thin yet have high blood pressure.

The digital world has been in a separate orbit from our medical cocoon, and it's time the boundaries be taken down.

Medicine is incredibly ritualistic.

The digitization of human beings will make a parody out of doctor knows best.

For people who have heart disease, statins are great. But if all you've had is high cholesterol, what you're doing is taking this 1/100 chance of getting a benefit and offsetting it with 1/200 chance of getting diabetes.

There are estimates that 2 to 3 percent of cancers in the U.S. each year are engendered by exposure to repetitive imaging.