food and the body
Why is fasting considered a form of tapas or austerity in Hindu spiritual practice?
What the tradition says
Tapas means heat or effort. In Hindu thought, it is the spiritual power that builds when you deliberately restrain the body and senses. Fasting is one form of this. By eating less or not eating, you are not punishing yourself. Instead, you are turning your will inward. The body usually takes a lot of energy and attention—hunger, taste, digestion. When you fast, that energy quiets down. The mind becomes lighter and clearer. Many sages in the Puranic stories fasted as part of their spiritual practice. The Gita speaks of austerity of the body, which includes fasting. The idea is that by mastering the body's wants, you grow closer to something deeper in yourself.
The senses and awareness
Upanishadic thought teaches that the senses pull the mind outward all the time. Food is one of the strongest pulls. When you fast, you step back from that pull. The senses calm. Without the constant signal of hunger and the pleasure of eating, the mind can turn to other things—prayer, meditation, reflection. This is not about suffering. It is about choosing a different kind of attention. Many people fast on certain days or during certain seasons as a way to practice this shift, even if only for a few hours or a day.
Today
Fasting is still a common practice in Hindu life. Some people fast on festival days, on days linked to a deity or ancestor, or during certain seasons. Others fast as part of a spiritual discipline they choose. The length and strictness vary widely—some eat only fruit or milk, some eat nothing, some fast for a few hours, others for a full day or longer. Many people say fasting helps them feel clearer or more focused. Whether someone fasts, and how, is a personal choice shaped by their family, their path, and what feels right to them.