Taking simple steps to make sure that the overall number of calories you consume do not exceed the amount you burn can play a major role in lowering your risk for many chronic conditions.

We think this is extraordinarily promising. We think that there are a number of patients who would benefit from tissue-engineered vessels.

This is a proof-of-principle study. It adds the next chapter in the story of lowering cholesterol.

There's no data to determine whether this is associated with a reduction in clinical events like heart attacks, strokes and deaths. We just don't know yet.