What Causes Excessive Sweating and Hair Loss: Identifying the Connection

Written by Our Editorial Team
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Excessive sweating and hair loss can often be related conditions that can significantly impact an individual's life, leading to discomfort, embarrassment, and potentially even social anxiety. In this article, we delve into what triggers excessive sweating (hyperhidrosis) and hair loss, as well as potential treatments and preventative measures.

What Causes Excessive Sweating and Hair Loss?

Hyperhidrosis and hair loss can have different causes, and in some instances, they can also be related. Hyperhidrosis, or excessive sweating, can occur without any relation to heat or exercise. This condition can lead to discomfort and embarrassment, as the affected individual may sweat so much that it soaks through their clothes or drips off their hands. Hyperhidrosis can sometimes be caused by underlying health conditions, although this is not always the case.

On the other hand, hair loss can result from various factors, including hereditary predispositions, hormonal changes, certain medical conditions, and as a normal part of aging. Moreover, studies have suggested that excessive sweating can also potentially contribute to hair loss. The lactic acid present in sweat can damage the scalp and hair when produced in excess, which may lead to hair thinning and hair loss over time.

The Connection Between Hyperhidrosis and Hair Loss

While hyperhidrosis and hair loss can occur separately due to various causes, there is some evidence that excessive sweating might also play a role in hair loss. This is primarily due to the high concentration of eccrine sweat glands located in the scalp. These glands can produce excessive amounts of sweat in some individuals, leading to an overly humid environment that can potentially damage the scalp and hair.

Common Causes and Symptoms

Excessive sweating is usually caused by overactive sweat glands, which can sometimes be due to underlying health conditions. Symptoms include heavy sweating that soaks through clothing and can even drip off the hands. Similarly, hair loss can be caused by numerous factors, including hormonal changes, aging, and certain medical conditions. The main symptom is thinning hair or bald patches on the scalp.

Treatments for Excessive Sweating and Hair Loss

Treatments for hyperhidrosis typically begin with antiperspirants, and if these are not effective, different medications and therapies may be used. In severe cases, surgery may be suggested to remove the sweat glands or disconnect the nerves that are causing excessive sweating. For hair loss, depending on the underlying cause, treatments may include medications, therapies, or potentially surgical procedures. It's important to discuss your symptoms and potential treatment options with a healthcare provider.


While the link between excessive sweating and hair loss is not entirely clear, both conditions can have a significant impact on a person's life. If you're experiencing excessive sweating or hair loss, it's essential to consult a healthcare provider to understand the underlying cause and explore possible treatment options. Always remember, while these conditions can be challenging to manage, there are treatments available that can help.

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