Consult a healthcare professional before starting, especially if you have any medical conditions, take medications, are pregnant, or have a history of eating disorders
Choose a safe fasting duration based on your health and experience
Stop eating all food and calorie-containing drinks
Drink plain water throughout the fast
Sip water regularly rather than forcing large amounts at once
Use clean, safe drinking water
Rest and avoid intense physical activity
Monitor for dizziness, weakness, confusion, fainting, chest pain, or severe nausea
Break the fast immediately if you feel unwell or if symptoms become severe
Refeed slowly with small, light meals when ending the fast
Avoid alcohol and other calorie-containing beverages during the fast
Be cautious with long fasts and do not attempt extended fasting without medical supervision