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Health

Fasting: What It Is, Why People Do It, and What Science Says

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Fasting: What It Is, Why People Do It, and What Science SaysFasting — the voluntary abstention from food for a set period — is an ancient practice with deep roots in spiritual, cultural, and medical traditions. Today, it’s making a strong comeback, not just for religious reasons, but for its potential health benefits backed by modern science.There are many types of fasting: intermittent fasting (like the 16:8 method), alternate-day fasting, and longer fasts lasting 24 hours or more. While the approaches vary, the idea is the same — giving the body a break from constant eating to reset, repair, and rebalance.People fast for different reasons: weight loss, improved focus, blood sugar control, cellular repair, and even longevity. Some find it helps reduce cravings, while others use it as a tool to support metabolic or mental clarity.What does science say? Research suggests fasting may support fat loss, lower insulin levels, reduce inflammation, and activate autophagy — a natural process where the body cleans out damaged cells. It may also support heart health and protect against certain age-related diseases. However, it’s not for everyone. People with certain medical conditions, pregnant women, or those with a history of disordered eating should consult a healthcare provider before starting.In 2025, fasting remains a hot topic — blending tradition with modern science. When done mindfully and safely, it can be a powerful part of a healthy lifestyle.

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