About This Calculator
This 36 Hour Fast Calculator helps you track your fasting progress easily. It shows your exact fasting end time, how many hours and minutes have passed, how much time remains, and your overall completion percentage. Whether you're practicing intermittent fasting for weight loss or health reasons, this tool keeps you on track.
How It Works
- Enter your fasting start time, including date and exact time.
- Click the "Calculate" button to view your fasting results.
- Use the "Now" button to quickly set the current time as your start time.
The calculator uses a standard 36-hour fasting window to compute:
- Fasting End Time
- Elapsed Fasting Time
- Remaining Time
- Fasting Completion Percentage
Frequently Asked Questions
Can I set a future start time?
No, the start time must be in the past or present. The calculator prevents future times to ensure accurate fasting tracking.
What happens when my 36-hour fast is complete?
The status will show "Fasting Completed", the remaining time will be zero, and completion will display as 100%.
How is the completion percentage calculated?
It is based on the ratio of elapsed time to the full 36-hour fasting period, displayed with one decimal place and capped at 100%.
Can I use this for other fasting durations?
This calculator is designed specifically for 36-hour fasting. For other durations, use a customizable fasting calculator.
Who uses the 36-hour fast method?
It's popular among people practicing intermittent fasting, weight management, metabolic health improvement, and autophagy stimulation.