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.
Yin and yang is a complex, relational concept in Chinese culture that has developed over thousands of years. Briefly put, yin and yang represent the two opposite principles observed in nature. Generally speaking, yin is characterized as feminine, still, dark, negative, and an inward energy.