Why cant I sleep when I am fasting?

For example, Ramadan fasting, in which you fast during the day and eat at night, follows an eating pattern that conflicts with the body’s natural circadian rhythms. This conflict may lead to lower levels of melatonin13, which is a sleep hormone, and less time spent in REM sleep.

Is insomnia a side effect of fasting?

Sleep disturbances Some research suggests that sleep disturbances, such as being unable to fall asleep or stay asleep, are among the most common side effects related to intermittent fasting ( 19 ). A 2020 study observed 1,422 people who participated in fasting regimens lasting 4–21 days.

What happens to your body during extended fasting?

During a fast of 24 or more hours, glycogen — the storage form of carbs — is depleted and insulin levels are reduced. This allows your body to burn mostly fat for energy, making stored body fat more available for use ( 3 , 12 , 13 ).

Do you need less sleep when you fast?

Some studies suggest that periodic, short-term fasting can improve sleep. One study found fasting periodically reduced awakenings during the night and decreased leg movements (which can be highly disruptive to sound sleep). Other research has shown that fasting may decrease REM sleep.

What should I eat after extended fast?

Gentle foods to break a fast

• Smoothies. Blended drinks can be a gentler way to introduce nutrients to your body since they contain less fiber than whole, raw fruits and vegetables.
• Dried fruits.
• Soups.
• Vegetables.
• Fermented foods.
• Healthy fats.

Does sleeping count as intermittent fasting?

The fasting period is usually around 12 or more hours that, helpfully, includes time spent sleeping overnight. Periodic fasting will feel most familiar: no food or drinks with calories for 24-hour periods.

Why do I feel so tired in Ramadan?

For most people, one of the main reasons for feeling tired after fasting or in the afternoon is lack of sleep. Ramadan is a good time for night owls to fix their sleep routine. Try to sleep as early as possible so you can wake up at the right time for the Tahajjud prayer and a good pre-dawn meal.