HomeWellnessSelf-CareHow Does a Lack of Sleep Affect Your Brain and Body?

How Does a Lack of Sleep Affect Your Brain and Body?

If you ever had to pull an all-nighter to study for a test, then you know how important sleep is. While it may be tempting to stay up late and get some work done, the fact is that sleep is crucial for our body. Not only does it help us feel better, but it also helps our brain and body function properly.

Without adequate rest, we can suffer from a variety of health issues—including fatigue and memory loss, just to name a few.

In this article, we will discuss some of the negative effects that lack of sleep has on your body and how these effects can be alleviated by getting more hours in bed each night!

Negative Effects Lack of Sleep

Sleep and Your Immune System

Research has shown that a lack of sleep can affect your immune system. Your immune system is responsible for fighting off infections and illness, so it’s no surprise that sleep deprivation can make you more susceptible to infections.

If you don’t get enough sleep, your body doesn’t have enough time to repair itself. This means that the next time you’re exposed to a virus or bacteria, it’s easier for your body to succumb to illness because it hasn’t had time to rebuild its defenses after being exposed earlier in the day (or night).

Sleep Is Important for Learning and Memory

Without adequate sleep, your brain will not have the chance to store new information in its long-term memory. Your child may have difficulty remembering what he or she has learned that day if they do not get enough hours of sleep each night.

Adequate rest is also required for creativity and problem solving because it gives your brain time to process information collected throughout the day, which allows connections between different parts of the brain to form. When you are awake, your brain works on automatic pilot; when you sleep, your mind becomes more active as it processes all the information from that day’s experiences and files it away for later use when needed again during waking hours.

Sleep Is Important for Learning and Memory

Sleep Loss and the Heart

Sleep loss can have a significant impact on your heart.

Studies have shown that sleep deprivation can increase the risk of heart disease and stroke, as well as high blood pressure and diabetes. This is because when you are not getting enough sleep, your body releases hormones that raise blood pressure and increase stress levels. Together, these factors increase your risk for cardiovascular disease.

It’s important to note that even if you are sleeping 6-8 hours per night but still feel tired during the day, this may be an indication that you need more sleep than normal or suffer from a medical condition such as depression or chronic pain (and should see your doctor).

Sleep and a Healthy Weight

Sleep deprivation can lead to weight gain, and studies show that people who sleep less are more likely to be obese. Sleep-deprived adults tend to have higher levels of ghrelin, a hormone that increases one’s appetite, as well as hormones that control metabolism such as cortisol. People who do not get enough sleep may also have insulin resistance, which leads to weight gain after several years of chronic sleep loss.

Sleep deprivation negatively affects your diet in other ways, which includes an increase in craving for high-carbohydrate foods such as sweets or sugary drinks (which could explain why you’re always tempted by those doughnuts at work).

Sleep and a Healthy Weight

There’s a lot at stake for your health and mental wellbeing when it comes to getting enough sleep. So, make sure to prioritize sleep in your daily routine, even if it means cutting back on other activities.

Calli Night

You can also try Sunrider products that can help you sleep better such as Calli Night tea—an herbal tea designed to promote restful sleep and enhance hydration. Ease tension and melt away stress with Sunbreeze Oil—an ultra-concentrated blend of natural essential oils and nature’s best botanicals that helps to relieve muscle tension and is a great oil to use for relaxation and meditation.


For more wellness articles from Sunrider, visit Sunrider blog here.

Founded in 1982, Sunrider International is a world-class manufacturer of high-quality herbal products for health, beauty and home needs. Sunrider products are produced in our own state-of-the-art manufacturing facilities to help you enjoy a healthy lifestyle by providing the right nutrition to people around the world and supporting health, balance and well-being based on the entrepreneurial expertise.


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