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

The estimates are for earnings to be down 50 percent in the second quarter, 37 percent in the third quarter, and 12 percent in the fourth.

If you sequence a cancerous tumor, you should be able to tailor the therapy according to the root cause of the cancer. But it has taken so long to do the sequencing - which also requires time to prepare the samples and interpret the deluge of data that comes out - that the patients are already undergoing therapy by the process if over.

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.

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

For diabetes in particular, we know there's a relationship between lack of glucose regulation and complications like blindness and kidney failure. So if you were diabetic and you knew that you could get your glucose in a tight, normal range just by adjusting your lifestyle, wouldn't that be great?