Cortisol Levels and Sleep

Overview

Cortisol, a hormone associated with stress, can have a significant impact on sleep. Here's what the research says about how cortisol affects sleep and some actions you can take to normalize your cortisol levels and reduce its impact on sleep:

Get enough sleep: A lack of sleep or prolonged sleep deprivation can affect cortisol levels in the bloodstream. It's important to prioritize sleep and aim for the recommended amount of sleep each night.
Establish a good bedtime routine: Having a consistent bedtime routine can help signal to your brain and body that it's time to wind down and prepare for sleep. This routine may include activities like bathing or showering, stretching, reading a book or listening to an audiobook, journaling, or meditating. It's also helpful to turn off all screens and remove any potential distractions before heading to bed.
Avoid caffeine in the evening: Consuming food and beverages containing caffeine in the evening can interfere with a good night's sleep. To lower cortisol levels, it's best to avoid caffeine later in the day.
Increase dietary carbohydrate intake: A study found that increasing dietary carbohydrate intake may lead to lower cortisol levels. However, it's important to maintain a balanced diet overall. If you're considering making changes to your diet, it's always a good idea to consult with your healthcare provider or a registered dietitian.
Manage stress: Chronic stress can have a prolonged effect on cortisol levels. Finding healthy ways to manage stress, such as practicing relaxation techniques like deep breathing or engaging in hobbies that help you unwind and focus on something enjoyable, can help lower cortisol levels.
Prioritize regular exercise: Regular exercise has been shown to improve sleep quality and can help regulate cortisol levels. However, it's important to exercise earlier in the day, at least 2-3 hours before bedtime, as exercising too close to bedtime may actually interfere with sleep.

It's worth noting that these actions can be helpful for many people in normalizing cortisol levels and improving sleep quality. However, individual experiences may vary, and it's always a good idea to speak with your healthcare provider for personalized advice tailored to your specific needs and circumstances.