Fasting (upavasa) in yoga is primarily a spiritual practice for purification (shaucha), self-discipline (tapas), and cultivating inner awareness, rather than solely a dietary regimen.
The OPTIMAL Intermittent Fasting Protocol | Michael Greger, MD
In the rich tapestry of yoga, fasting, known as upavasa (literally "to sit near" or "to draw near to the Divine"), transcends mere dietary restriction. It is a profound spiritual practice aimed at purification (shaucha) and the cultivation of tapas (austere self-discipline). By consciously abstaining from food, or certain types of food, practitioners seek to lighten the body, quiet the senses, and turn inward, fostering a deeper connection to their true Self. This ancient practice is rooted in the understanding that our physical state profoundly influences our mental and spiritual clarity.
The yogic approach to fasting is highly individualized and nuanced. It can range from partial fasts, such as abstaining from grains, salt, or specific foods, to complete water or juice fasts, often for a designated period. Traditional yogic and Ayurvedic wisdom emphasizes considering one's individual constitution (prakriti), current health, and the season before undertaking any fast. A common practice is Ekadashi fasting, observed on the eleventh day of each lunar fortnight, believed to be particularly conducive to spiritual progress due to the moon's influence on the body's subtle energies.
Classical texts illuminate the importance of self-control and purity. The Bhagavad Gita speaks of tapas as a form of self-discipline that cleanses the mind and body, preparing one for higher states of consciousness. It also categorizes foods by their energetic qualities (gunas) – sattvic (pure, light), rajasic (stimulating), and tamasic (dull, heavy) – suggesting that a sattvic diet supports spiritual practice. While the Yoga Sutras of Patanjali don't explicitly detail food fasting, they emphasize saucha (purity) as a niyama (observance) and tapas as a kriya yoga component (YS 2.1, YS 2.32), which fasting inherently supports by purifying the physical and subtle bodies, enhancing concentration and inner stillness.
It's crucial to approach fasting with mindfulness and respect for the body. The aim is not deprivation or punishment, but a gentle reset and an opportunity for deeper self-inquiry. An extreme or inappropriate fast can be detrimental, disrupting the body's natural balance. True yogic fasting is a journey of self-discovery, inviting us to observe our patterns, cultivate gratitude, and recognize the interconnectedness of all aspects of our being.