Skip to content
Home » Is Your Intermittent Fasting Affecting Your Sleep Quality?

Is Your Intermittent Fasting Affecting Your Sleep Quality?

Embraced by many for its touted benefits in weight management and overall health improvement, intermittent fasting has become a widely popular dietary strategy. However, recent studies are shedding light on a potential downside: its impact on sleep quality.

Research has suggested a correlation between intermittent fasting and disturbances in sleep patterns. Studies examining time-restricted eating revealed that it could lead to increased sleep onset latency, or the time taken to fall asleep, along with a decrease in overall sleep efficiency. Moreover, investigations during Ramadan, a period involving fasting from dawn to sunset, unveiled associations between fasting and daytime sleepiness, heightened insomnia symptoms, and poorer sleep quality among participants.

Yet, it’s crucial to discern that fasting itself might not be the direct culprit. Rather, the timing of calorie intake during fasting periods could play a pivotal role in affecting sleep quality. Consuming meals in proximity to bedtime has been demonstrated to exert a discernible impact on the quality of sleep one experiences.

If your intermittent fasting routine isn’t causing any disturbances in your sleep patterns and you’re content with the practice, there may not be a pressing need to make alterations.

However, for those noticing disruptions in sleep while practicing intermittent fasting or for individuals keen on enhancing their sleep quality, adjusting the timing of meals could prove beneficial. Consider shifting your eating window to an earlier part of the day and strive to establish a consistent sleep-wake cycle. Research indicates that the closer the proximity between eating and sleeping, the higher the likelihood of impeding the restorative nature of sleep.

Here are a couple of additional tips that could aid in improving sleep quality:

  1. Consistent Sleep Schedule: Aim to go to bed and wake up at the same time each day. This practice assists in regulating the body’s internal clock, enhancing the quality of sleep over time.

2. Exposure to Early Sunlight: Endeavor to bask in sunlight as early in the day as possible. Exposure to natural light early on can significantly influence the regulation of circadian rhythms, promoting better sleep quality and overall well-being.

Balancing the benefits of intermittent fasting with quality sleep might require a reassessment of meal timing and the establishment of a structured sleep routine. By making these adjustments, individuals can potentially derive the benefits of both practices without compromising one for the other.

Remember, personalized adjustments to your routine might be necessary to find what works best for you. Listen to your body’s cues and adapt your fasting and sleep schedule accordingly for optimal well-being.

References:

https://pubmed.ncbi.nlm.nih.gov/34684490/

https://www.sleepmedres.org/m/journal/view.php?number=238