灸法是古代的一種醫療方法，灸，漢•許慎說文解字云：『灸』，灼也，意謂以燒灼的火治病。灸法可包含火法、熨法、薰法、爍法、焠法干。傳統上灸法是以艾絨為材料，現代則以電磁熱、激光、幅射（遠紅外線）、微波等溫灸器、溫灸包，以溫烤、燒灼、薰熨、貼敷腧穴或患部使其產生溫熱性及藥物或化學性刺激，經過經絡腧穴之作用，來調整人體生理機能的平衡，而達到醫療保健目的。其具有溫通經脈，調理氣血，扶正按邪，消腫化瘀，拔毒止痛，去腐生肌箏作用。

Moxibustion is a method in ancient medical therapy. Moxabustion, which Xu shen termea scorch in Shuo wen jie zi in Han Dynasty, means that using a scorching fire to treat disease. The methods of Moxibustion include firing, ironing, fumigating, melting and burning. In traditional the material of moxibustion is moxa floss, whereas electromagnetic heat, laser, radiation (far-infrared), microwave moxa burner and moxa pack are used in modern. Applying these materials that are warmed by scorching, burning, fumigating-ironing, plastering to acupoints or lesions, is helpful to produce warm-heat, medicinal or chemical stimulation. And through the effect of the channel-acupoints, thest materials are able to regulate and to balance body's physiological function for promoting health care. Moxibustion possesses the following actions: warm and promote flow the channel, regulating and controlling the Qi and blood, supporting right and dispelling evil, dispersing swelling and transforming stasis, cubbing toxin and relieve pain, removing putrid and flesh engendering.