Typically, when people say they’re trying to lose weight, what they actually mean is they’re trying change their body composition—they're trying to be leaner. A lower number on the scale could be an ...

Dual-energy X-ray absorptiometry (DXA) is an accurate and reliable method for determining body composition, but a limiting feature is the restricted scanning areas (∼190 × 60 cm 2). This shortcoming ...

Bone densitometry or DEXA scan is an examination used by physicians to help diagnose osteoporosis (brittle bones), which is a condition where bones become weak to the point of breaking. It is a safe, ...