What causes severe hair loss?

Nov 14, 2024 Source: Cainiu Health

Dr. Liu Wenmin

Introduction

Severe hair loss may be caused by genetic factors, unhealthy lifestyle habits, medications, malnutrition, folliculitis, and other reasons. In daily life, it is important to maintain healthy habits, including a balanced diet, regular sleep patterns, moderate exercise, and good personal hygiene, in order to preserve the health of the scalp and hair.

Generally speaking, hair loss refers to excessive shedding of hair. Severe hair loss may be caused by genetic factors, unhealthy lifestyle habits, medication, malnutrition, folliculitis, and other reasons. If the above conditions occur, it is recommended to seek medical treatment promptly. Specific analyses are as follows:

1. Genetic Factors

Genetic factors are one of the most common causes of hair loss. Inherited genes can affect the sensitivity of hair follicles to androgens, leading to gradual shrinkage of the follicles and subsequent hair loss. If hair volume has already significantly decreased, wearing wigs in daily life may help improve appearance.

2. Unhealthy Lifestyle Habits

Poor habits such as chronic sleep deprivation, irregular作息 (sleep patterns), and unbalanced diet can disrupt the body's endocrine and metabolic functions, thereby affecting the balance between hair growth and shedding, resulting in severe hair loss. It is important to develop healthy daily routines and avoid staying up late.

3. Medication Factors

Certain medications, such as chemotherapy drugs, antidepressants, and contraceptives, may interfere with the normal hair growth cycle when taken long-term, leading to excessive hair loss. This may be accompanied by symptoms such as nausea and fatigue. Adjustments or discontinuation of these medications should be made under a doctor’s guidance.

4. Malnutrition

Long-term inadequate nutrient intake or poor absorption can deprive hair of essential nutrients such as proteins, vitamins, and minerals, disrupting the balance of hair growth and shedding and causing severe hair loss. This condition may be accompanied by weight loss, anemia, and other symptoms. Patients should follow medical advice to take supplements such as compound vitamin B tablets, vitamin C effervescent tablets, and oral zinc sulfate solution for treatment.

5. Folliculitis

Poor personal hygiene, obesity, and bacterial infections are common triggers of folliculitis. Fungal infections can cause scalp itching and increased dandruff, while also damaging hair follicles. If left untreated for a prolonged period, this can lead to serious hair loss. Symptoms may include pain and redness or swelling. Treatment should be guided by a physician using medications such as fusidic acid cream, mupirocin ointment, or cefuroxime axetil tablets.

To maintain a healthy scalp and hair, it is important to adopt a healthy lifestyle, including a balanced diet, regular sleep patterns, moderate exercise, and good personal hygiene.

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What are the reasons for severe hair loss?

In general, severe hair loss refers to significant hair shedding. Severe hair loss may be caused by factors such as mental stress, malnutrition, seborrheic dermatitis, alopecia areata, hypothyroidism, and others. In daily life, it is important to avoid frequent perming and hair dyeing to reduce damage from chemicals to the hair and hair follicles. Additionally, maintaining a regular sleep schedule and ensuring 7–8 hours of high-quality sleep each night is recommended.

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What causes severe hair loss in women?

Women may experience hormonal changes during various stages such as the menstrual cycle, pregnancy, lactation, and menopause, which can lead to hair fragility and loss. Fluctuations in estrogen and progesterone levels, in particular, have a significant impact on the hair growth cycle. Special treatment is usually not required; maintaining a healthy lifestyle, including adequate sleep, a balanced diet, and stress reduction, is recommended.