Photo Credit George Doyle/Stockbyte/Getty Images. If a person experiences a drop in blood pressure, fever, diarrhea, loss of hydration from vomiting or dizziness, lightheadedness can occur. Further, if the brain does not receive enough blood, it can cause lightheadedness as well.eart Attack. Heart attack is one of the more serious conditions that cause lightheadedness. During a heart attack, oxygen is prevented from getting to the heart and the rest of the body when blood vessels are blocked, causing the head to feel light and weightless.
Screening for Osteoporosis. 1  An easy and painless procedure, an osteoporosis screening requires you to place your foot in an ultrasound device called a bone densitometer. 2  This device then measures the bone mineral density of your heel.steoporosis Screening/Bone Density Test. Osteoporosis is a disease in which bone becomes extremely fragile. Bone is a complex living tissue that can be weakened by poor diet and lack of exercise.
A bone density test employs x-rays to measure the amount of calcium  and other bone minerals are retained with the bone segment. A bone  density test is used to diagnose ost â¦ eoporosis. Answered. In Conditions and Diseases.onfidence votes 86.8K. No, it shows the density of the bone, People that have arthritis however are often more likely to get bone density problems because of the drugs they have to use to control the disease and often restrictions in their lifestyle may also make them more prone to bone density problems.