The Uposatha is a Buddhist day of observance, in existence from the Buddha's time, and still being kept today by Buddhist practitioners.
The Buddha taught that the Uposatha day is for "the cleansing of the defiled mind," resulting in inner calm and joy.
On this day, both lay and ordained members of the sangha intensify their practice, deepen their knowledge and express communal commitment through millennia-old acts of lay-monastic reciprocity.
On these days, the lay followers make a conscious effort to keep the Five Precepts or the ten precepts. It is a day for practicing the Buddha's teachings and meditation.
Buddhism has had a profound influence on various cultures, especially in Asia.
Buddhist philosophy, Buddhist art, Buddhist architecture, Buddhist cuisine and Buddhist festivals continue to be influential elements of the modern Culture of Asia, especially in East Asia but also in Southeast Asia.
For instance, Japanese, Burmese, Tibetan, Indian, Nepalese, Bhutanese, Chakma, Marma and Barua festivals often show the influence of Buddhist culture.
The Pagoda festival in Myanmar is one example and the traditional cham .