1.   The hair connection is the latest application for VEGF, which has also helped patients with clogged heart arteries.

2.   Angioplasties are done on more than half a million Americans yearly, using balloon-tipped catheters to open clogged heart arteries.

3.   During angioplasty, doctors fish tiny balloons through clogged heart arteries, then inflate them briefly to open up blood flow.

4.   The procedure involves inflating a tiny balloon to squeeze open clogged heart arteries.

5.   The test, called an angiogram, is often performed to check blood flow through clogged heart arteries after heart attacks.

6.   The treatment is intended to stimulate the heart to sprout new blood vessels around clogged heart arteries, relieving pain.

7.   To do a bypass, surgeons typically remove a vein from the leg and implant it around the original clogged heart artery.