Professor Keyak says the measurement is much greater than monthly reductions in bone mineral density of point four percent and one point eight percent.

VOA: special.2009.03.10

Another way to measure bone-density is called peripheral bone mineral density testing.

VOA: special.2010.08.31

Those are low density, so they are very permeable to oxygen.

VOA: special.2011.02.01

This mixing is a product of the oceans' density and buoyancy.

VOA: special.2011.06.22

We turned another corner around the central plaza area and the density of people is even greater over here.

VOA: standard.2010.01.14

It has a lot more energy density than batteries,".

VOA: standard.2009.09.02

They're prescribed to increase bone density and prevent fractures.

VOA: standard.2010.03.14