Report Abuse It is, in general, the hottest month of the year. Report Abuse September and October are the best months weather-wise for SF. The fog stays off shore and the sun shines ... You should have pants and a sweater or jacket along, but it rarely rains.
Bone density (or bone mineral density) is a medical term normally referring to the amount of mineral matter per square centimeter of bones. Bone density (or BMD) is used in clinical medicine as an indirect indicator of osteoporosis and fracture risk.
Bone Density. Guide. A bone density test measures the density of minerals (such as calcium) in your bones using a special X-ray. This information is used to estimate the strength of your bones. We all lose some bone mass as we age. Dual-energy X-ray absorptiometry (DXA). 2  This is the most accurate way to measure bone density. 3  It uses two different X-ray beams to estimate bone density in your spine and hip. 4  Strong, dense bones allow less of the X-ray beam to pass through them.