Does Washing Hair in the Morning Affect Scalp and Hair Health? - Dermatology

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Washing hair in the morning?


Is washing your hair in the morning harmful to your hair or scalp? I came across an article online stating that due to the effects of the parasympathetic nervous system, peripheral blood circulation is most active between 10 PM and 2 AM, which is also when the metabolism of hair follicle cells is at its peak.
As cell proliferation occurs, hair growth takes place between 3 AM and 10 AM, during which the hair follicles are in a relaxed state.
If you wash your hair during this time, the ingredients in the shampoo may potentially clog the hair follicles, leading to hair loss!

:), 10~19 year old female. Ask Date: 2010/01/02

Dr. Huang Ruiyun reply Dermatology


Hello: Based on my training, arguments that are derived from personal reasoning without large-scale meaningful statistical data should be taken with caution; there are many pitfalls, and they should not be taken seriously right away.
Wishing you peace of mind.

Reply Date: 2010/01/02

More Info


Washing your hair in the morning is a common practice, and many people wonder if it has any negative effects on scalp and hair health. The concerns you've mentioned, particularly regarding the timing of hair washing and its potential impact on hair loss, stem from a mix of anecdotal evidence and some scientific principles. Let's delve into this topic more comprehensively.

Firstly, the idea that washing your hair in the morning could lead to hair loss due to the state of your hair follicles is not strongly supported by scientific evidence. Hair growth is a complex biological process influenced by various factors, including genetics, hormonal levels, nutrition, and overall health. While it is true that hair follicles may be more active during certain times of the day, this does not necessarily mean that washing your hair during these times will block pores or hinder hair growth.

The notion that washing your hair in the morning could block hair follicles is largely unfounded. Hair follicles are designed to be resilient and are not easily obstructed by shampoo or conditioner. The scalp does produce oils, and these can accumulate if hair is not washed regularly, but using a gentle shampoo can effectively cleanse the scalp without causing harm. In fact, maintaining a clean scalp is essential for healthy hair growth, as it helps prevent issues like dandruff and folliculitis, which can contribute to hair loss.

Moreover, the timing of washing your hair does not significantly impact the health of your hair or scalp. The primary concern should be the products you use and how you care for your hair. For instance, using harsh shampoos or not rinsing thoroughly can lead to buildup on the scalp, which may cause irritation or inflammation. This irritation can potentially lead to hair loss over time, but it is not directly related to the time of day you choose to wash your hair.

Regarding the use of soap instead of shampoo, it is important to note that traditional soaps can be more alkaline than shampoos, which may disrupt the natural pH balance of your scalp. This disruption can lead to dryness or irritation, which could indirectly affect hair health. Therefore, if you have oily hair and prefer washing it daily, it is advisable to use a shampoo formulated for your hair type rather than soap.

Additionally, other factors such as stress, diet, and lifestyle choices play a significant role in hair health. For example, inadequate nutrition, lack of sleep, and high-stress levels can all contribute to hair thinning and loss. If you are experiencing noticeable hair loss, it may be beneficial to evaluate these aspects of your life and consider consulting a healthcare professional or dermatologist for personalized advice.

In conclusion, washing your hair in the morning does not inherently cause hair loss or negatively impact scalp health. The key is to use appropriate hair care products, maintain a clean scalp, and consider other lifestyle factors that may affect hair growth. If you have ongoing concerns about hair loss, it is always best to seek professional guidance to determine the underlying causes and appropriate treatments.

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