Fasting—The Physician Within

Syed Tanvir Ahmad, Qa'id Health

“O ye who believe! fasting is prescribed for you, as it was prescribed for those before you, so that you may become righteous.” (The Holy Qur’an, 2:184)

“Fasting is the greatest remedy—the physician within.” (Philippus Paracelsus, Swiss Physician)

“Humans live on one-quarter of what they eat; on the other three-quarters live their doctors.” (Egyptian Pyramid Inscription 3800 BC)


  • Intermittent fasting (Ramadan is the best example) drops insulin levels leading to increased fat burning.
  • Intermittent fasting can increase level of growth hormone up to five folds—which leads to increased muscle mass and increased fat burning among other benefits.
  • Intermittent fasting can help lose weight and body fat.
  • Intermittent fasting can reduce insulin resistance, lowering our risk of developing diabetes.
  • Fasting promotes early satiety, which means that you feel full with a smaller quantity of food. This occurs through a hormone called Leptin.
  • Fasting decreases the production of harmful free radicals in the body leading to decreased inflammation—underlying cause of many diseases and ageing.
  • Intermittent fasting decreases many risk factors associated with heart disease e.g. it decreases blood pressure, cholesterol, sugar, weight etc.
  • Intermittent fasting can stimulate body’s own repair system.
  • Intermittent fasting may improve brain function through growth of new cells and decrease inflammation and damage to brain function.
  • Intermittent fasting has been shown to decrease risk of cancer among animals. More research is needed in humans.
  • Studies in rats show that Intermittent fasting may delay or decrease the severity of Alzheimer’s disease.
  • Fasting may delay ageing and promote a long healthy life.