
Taking a shower is often part of people's daily routines, whether it be in the morning to jump-start their day or at night to promote better sleep. While there is evidence that taking a shower with a lack of sleep is slowly killing oneself, there are many benefits to taking a shower before bed, such as improved sleep quality and reduced illness.
| Characteristics | Values |
|---|---|
| Effect on sleep | Taking a warm shower or bath before bed may improve sleep quality. |
| Body temperature | Showers can impact the natural decrease in body temperature that occurs before sleep, potentially influencing sleep. |
| Sleep latency | In a survey, 58.7% of night showerers/bathers reported taking over 20 minutes to fall asleep, compared to the average of 10-20 minutes. |
| Ritual | Showering or bathing is the second most popular bedtime ritual for adults, but only 25.3%-32% do it regularly. |
| Morning preference | 41.8% of respondents preferred morning showers, with 80.9% claiming it helped them wake up. |
| Health benefits | Warm showers may lower blood pressure and reduce nasal congestion. Cold showers may boost mood, improve blood flow, and reduce muscle stiffness. |
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What You'll Learn

Warm showers before bed may improve sleep quality
The benefits of a warm shower before bed are twofold. Firstly, the warm water stimulates blood flow to the hands and feet, which allows body heat to escape more quickly. This mimics the body's natural temperature decline, aiding in sleep quality and onset. A warm shower can also help to relax the body and reduce tension, making it easier to settle into a comfortable sleeping position.
Secondly, a warm shower can be part of a bedtime routine that helps signal to your brain that it is time to sleep. This is especially effective when the shower is incorporated into a bedtime routine that avoids harmful sleep habits, such as screen time, and replaces them with helpful habits, such as reading a book.
The timing of a warm shower is important. It is recommended that a warm shower is taken one to two hours before bedtime, giving the body enough time to reach the right temperature for sleep. This timing also allows for a period of relaxation and preparation for sleep.
While warm showers have been shown to improve sleep quality, it is important to note that individual preferences and physical needs may vary. For example, athletes may find that cold showers help reduce muscle stiffness, which can contribute to better sleep by reducing discomfort. Similarly, individuals with certain skin conditions may experience increased dryness or irritation due to frequent showering, especially with hot water and strong soaps.
Overall, incorporating a warm shower into a bedtime routine that avoids harmful sleep habits can be an effective way to improve sleep quality.
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Cold showers may boost mood and blood flow
While taking a warm shower before bed can help improve sleep, cold showers have their own set of benefits, including a boost in mood and blood flow.
Cold showers can be stimulating and energizing, making them ideal for the morning or early in the day. They can also be beneficial for athletes, as they may help reduce muscle stiffness and discomfort.
Cold water therapy has been found to have positive effects on mental health. Research shows that participants who took daily cold showers for several months reported decreased symptoms of depression and anxiety. Exposure to cold water increases levels of endorphins, noradrenaline, and dopamine in the blood and brain, which can cause an immediate improvement in mood.
Cold showers also increase circulation and blood flow. The body responds to cold water by increasing blood flow to the vital organs in the core to protect and keep them warm, while decreasing blood flow to the surface areas. This redistribution of blood delivers freshly oxygenated blood to areas that need to recover. Over time, the circulatory system may become more efficient, moving blood through the body more quickly, which is beneficial for individuals with high blood pressure or diabetes.
While cold showers are generally safe for healthy individuals, they may not be suitable for everyone. It is recommended to consult a healthcare professional if you have certain conditions, such as heart disease, as the sudden exposure to cold temperatures can put added stress on the heart.
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Showering before bed may signal to your brain that it's time to sleep
Taking a warm shower or bath before bed can aid this natural temperature regulation process, improving sleep as a result. This phenomenon is known as the "warm bath effect". Research has shown that taking an evening shower or bath in water between 104 and 108.5 degrees Fahrenheit improves sleep quality.
It is important to note that the timing of the shower also matters. Most evidence suggests that taking a shower one to two hours before bedtime gives the body enough time to reach the optimal temperature for sleep. Showering too close to bedtime may not give the body enough time to cool down, which is essential for promoting sleep.
Additionally, incorporating a nighttime shower into your bedtime routine can help signal to your brain that it is time to sleep. This is because humans are creatures of habit, and if you consistently take a shower before bed, your brain will eventually associate this action with bedtime and sleep.
Overall, taking a warm shower or bath one to two hours before bed can be an effective way to improve your sleep quality by impacting the natural temperature regulation process and signalling to your brain that it is time to sleep.
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Showering at night reduces the buildup of sweat and dirt on your bedding
Showering is an integral part of any good hygiene routine. While some people prefer morning showers to help them wake up and feel alert, others opt for evening showers to "wash the day away" and relax before bed.
Even if you shower before bed, you will still sweat and produce body odour during the night. Showering at night helps to wash away the day's dirt, grime, environmental toxins, pollutants, sweat, and body oils, reducing their buildup on your bedding. However, the cleaning benefits of a night shower are negated if your bedding is not regularly laundered, as odour-causing microbes from your bed sheets can be transferred to your clean body.
Taking a warm or hot shower in the evening can improve sleep quality. This is because a human's core body temperature naturally cools down before sleep, and warm water aids this natural temperature regulation process. Showering with warm water one to two hours before bedtime allows the body enough time to reach the optimal temperature for sleep and can help you fall asleep faster.
On the other hand, athletes or individuals with muscle stiffness may benefit from taking cold showers at night, as it can help reduce discomfort and optimize blood flow for healthier skin and hair. However, hot water may cause more dramatic changes to blood pressure, so it is recommended to opt for warm water instead of very hot water.
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Showering before bed may help lower blood pressure
Showering before bed has been shown to improve sleep quality. Body temperature plays a crucial role in the sleep-wake cycle, with a decrease in core body temperature naturally occurring before sleep. Taking a warm shower or bath before bed can help promote this natural temperature regulation, improving sleep quality.
In addition to improving sleep, showering before bed may also provide the added benefit of lowering blood pressure. A study of older adults found that taking a bath between 104.5 and 106 degrees Fahrenheit lowered blood pressure before and during sleep. The heated environment helps blood vessels dilate, or open up, which reduces blood pressure. Research also indicates that taking a shower one to two hours before bedtime is ideal, as it gives the body enough time to reach the optimal temperature for sleep.
While showering before bed can be beneficial, it is important to consider the water temperature. Steaming hot water may cause more significant changes to blood pressure, so a warm shower is recommended. Additionally, athletes or individuals experiencing muscle stiffness may find that a cold shower helps to reduce discomfort and promote better sleep.
It is worth noting that showering before bed is a personal preference, and individuals should experiment to find what works best for them. Incorporating a shower into a bedtime routine can help signal to the brain that it is time for sleep. This routine can also include other beneficial activities such as reading a book, practising breathing exercises, or engaging in gentle movements like yoga or stretching, all of which can contribute to lowering blood pressure and improving sleep quality.
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Frequently asked questions
Taking a shower after a night of no sleep is not bad for you and will not cause you any harm. In fact, a warm or hot shower can improve your sleep quality and help you fall asleep faster.
Taking a shower one to two hours before bedtime gives your body enough time to reach the optimal temperature for sleep.
Yes, a shower before bed ensures you are clean when you go to bed, reducing the buildup of sweat, dirt, and body oils on your bedding.











































