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.
is a well-known Chinese Yin Yang symbol. Sometimes it's called Tai-Chi symbol. The Tai-Chi is from I-Ching. The I-Ching is the greatest foundation of Chinese philosophy. It's development is from the natural phenomena of our universe.n general, the Yin Yang symbol is a Chinese representation of the entire celestial phenomenon. It contains the cycle of Sun, four seasons, 24-Segment Chi, the foundation of the I-Ching and the Chinese calendar. Allen Tsai.