Halley's comet occurs every 76 years and consists of gases and dust. High-rise buildings are tall structures with 4-story height. Atomic theory describes fundamental building blocks of matter. Acupuncture uses energy channels to treat diseases and relieve pain
Meridians are pseudoscientific pathways for life-energy "qi" in TCM. First attested in Han-era tombs texts from Changsha Kingdom. System divided into meridian channels (jingmai) and associated vessels (luomai)
TCM traces back to Shang dynasty (14th-11th centuries BCE) with acupuncture evidence. Yellow Emperor's Inner Canon (1st century BCE) is oldest medical theory text. Chinese government promoted TCM in 1950s, including integration with Western medicine. TCM became popular during Cultural Revolution (1966-1976)
Acupuncture uses relative measurements based on anatomical landmarks. Basic unit of measurement is cun. Finger measurements: index/middle finger width 1.5 cun, thumb width 1 cun. Cross finger width 3 cun
Alternative therapies are non-traditional medical treatments used alongside or instead of conventional medicine. NIH distinguishes between complementary (with conventional) and alternative medicine. Integrative medicine combines both conventional and alternative therapies
Traditional Chinese medicine balances body, mind, and spirit through various practices. System includes acupuncture, herbal medicine, Qi Gong, dietetics, and Tui Na massage. Books provide practical guides for students and professionals