What Causes Frequent Nosebleeds?

Aug 24, 2022 Source: Cainiu Health

Dr. Xu Gang

Introduction

Frequent nosebleeds may be caused by nasal dryness—especially during the autumn and winter seasons, when drier air can lead to dehydration and drying of the nasal mucosa, increasing capillary fragility and susceptibility to rupture and bleeding. Nasal inflammation is another potential cause, as it can induce vasodilation of the nasal mucosal blood vessels. Furthermore, symptoms associated with inflammation—such as nasal itching and congestion—often prompt individuals to pick or rub their nose, thereby increasing the likelihood of recurrent epistaxis.

Many people experience recurrent nosebleeds (epistaxis). Often, the nose feels neither painful nor itchy, and no other distinctive symptoms are present. So, what causes frequent nosebleeds?

What Causes Frequent Nosebleeds?

Frequent nosebleeds are commonly caused by nasal dryness—especially during autumn and winter, when low humidity dries out the nasal mucosa, leading to dehydration and increased fragility of capillaries, which then rupture more easily. Nasal inflammation is another common cause: it induces vasodilation of the nasal mucosal blood vessels. Furthermore, associated symptoms such as nasal itching and congestion often prompt patients to pick or rub their noses, thereby increasing the risk of recurrent epistaxis.

Nasal neoplasms—including mucosal hemangiomas, recurrent epistaxis-associated nasal polyps, or tumors of the nasal cavity, paranasal sinuses, or nasopharynx—can also cause epistaxis. Additionally, certain hematologic disorders—such as thrombocytopenia and leukemia—may manifest with recurrent bleeding. Therefore, individuals experiencing frequent nosebleeds should consult an otolaryngologist for thorough evaluation and definitive diagnosis.

If you experience recurrent nosebleeds, identifying the underlying cause is essential before initiating targeted treatment—only then can epistaxis be managed effectively. For instance, some patients develop recurrent epistaxis during seasonal transitions due to nasal mucosal dryness; in these cases, bleeding volume is typically modest. During such periods, saline nasal irrigation or compound menthol nasal drops may be used to moisturize and lubricate the nasal mucosa, thereby alleviating bleeding symptoms. We hope this information proves helpful!

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What Causes Frequent Nosebleeds?

Frequent nosebleeds should first raise suspicion of unhealthy habits, such as staying up late, excessive studying, or the habit of picking the nose. These behaviors can cause bleeding of the nasal mucosa—especially when combined with an unbalanced diet and inadequate nutrition, which may impair the development and integrity of the nasal mucosa. It is essential to correct these unhealthy lifestyle habits: avoid picking the nose and increase intake of fruits and vegetables rich in vitamins.

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Frequent nosebleeds—what could be the cause?

First, in dry weather, the nasal mucosa also becomes dehydrated, leading to reduced mucus secretion. As a result, capillaries in the nasal mucosa become more fragile and prone to rupture and bleeding. This condition may worsen further if spicy foods are consumed during this period, increasing the likelihood of epistaxis. Additionally, some patients habitually pick their noses, which can also trigger nosebleeds.

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What Causes Frequent Nosebleeds?

1. Excessive internal heat (“shang huo”) is a major cause of epistaxis (nosebleeds). In particular, most people today maintain irregular daily routines, and staying up late has become commonplace—over time, this can lead to excessive liver fire. 2. Fragile nasal mucosa can also cause unexplained nosebleeds. Especially in dry weather, when nasal humidity is insufficient, the nasal mucosa may become damaged and fissured, resulting in congestion and subsequently triggering bleeding.

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Why does my son frequently experience nosebleeds?

Frequent nosebleeds are typically caused by excessive dryness and congestion of the nasal mucosa, leading to recurrent rupture of capillaries within the nasal cavity and subsequent bleeding. Children are highly active and may occasionally experience collisions; the nasal bones are particularly fragile, and a strong impact can injure the nose, resulting in traumatic epistaxis. In some cases of severe nasal injury, recurrent bleeding may persist later on. Therefore, it is important to monitor children’s activities daily and minimize the risk of bruising or trauma.