Intermittent Fasting Timer
Track your fasting windows and see the metabolic stages as you fast.
16:8
Most popular - fast 16 hours, eat within 8 hours
Fast: 16 hours | Eat: 8 hours
What Happens When You Fast:
0-4 hrsDigesting last meal, blood sugar rises then falls
4-8 hrsBlood sugar drops, body uses stored glucose
8-12 hrsGlycogen depleted, fat burning increases
12-18 hrsKetosis begins, growth hormone rises
18-24 hrsDeep ketosis, autophagy (cellular cleanup)
Tips for Successful Fasting
- • Stay hydrated - Water, black coffee, and plain tea are allowed
- • Stay busy - Hunger often passes if you're distracted
- • Break your fast gently - Start with something light
- • Don't overeat - Eat normally during your window
- • Be consistent - Same eating window daily helps your body adapt
Disclaimer: Intermittent fasting may not be suitable for everyone, including pregnant women, children, and those with certain medical conditions. Consult a healthcare provider before starting.