If you are over 65 and do not have any of these risk factors for osteoporosis, you should still have a bone density test. Osteoporosis risk factors. Family history; Postmenopausal; Premenopausal with irregular or no menstrual periods (amenorrhea) Thin or small frame; Caucasian or Asian; Diet low in calcium and vitamin D; Little or no exercise; Cigarette smoking
Top Definition. ying-yang. 1) the erroneous spelling of yin yang or yin-yang, which is an ancient concept and symbol referring to complementary opposites, such as light/dark, day/night, masculine/feminine, sun/moon. Yin is seen as dark, passive and feminine. Yang is seen as light, active, and masculine.
The terms yin and yang originated in ancient Chinese philosophy. Yin and yang mean literally the dark side and the sunny side of a hill. In Chinese and much other Eastern thought, they represent the opposites of which the world is thought to be composed: dark and light, female and male, Earth and heaven, death and birth, matter and spirit. This is called a system of dualism, yin and yang...