What is osteoporosis? Osteoporosis is a disease in which bones become weak and are more likely to fracture or break. It is called a âsilentâ disease because bone loss often occurs without your knowing it. Until about age 30, your body forms enough new bone to replace the bone that is naturally broken down by the body (a process called bone turnover).
yinâ² and yangâ². n. (in Chinese philosophy and religion) two principles, one negative, dark, and feminine (yin), and one positive, bright, and masculine (yang), whose interaction influences the destinies of creatures and things.
Li is a classical Chinese word which is commonly used in Chinese philosophy, particularly within Confucianism. Li does not encompass a definitive object but rather a somewhat abstract idea and, as such, is translated in a number of different ways. Wing-tsit Chan explains that li originally meant a religious sacrifice but has come to mean ceremony, ritual, decorum, rules of propriety, good form, good custom, etc., and has even been equated with Natural Law.