Q&A with Top Doctors

How to repair the skin

Skin repair requires comprehensive care and appropriate lifestyle adjustments. The occurrence of skin problems is often related to multiple factors, including environmental changes, stress, unhealthy habits, and improper skincare. To improve skin condition, efforts should be made from both internal and external aspects, providing adequate nutrition and hydration while reducing irritation and damage. The skin has a strong capacity for self-repair, which can gradually restore health through scientific skincare practices.

To promote skin repair, it is important to maintain good作息 (作息 should be translated as "作息" here, but since it refers to sleep and daily routine, the translation would be "maintain a healthy sleep schedule and daily routine") and eating habits, consuming more foods rich in vitamins and minerals, such as fresh fruits, vegetables, and nuts, to support skin cell repair and regeneration. Ensure adequate sleep, avoid staying up late, and reduce stress, as stress can worsen skin conditions. In terms of skincare, choose mild, non-irritating cleansers and avoid over-cleansing. Use moisturizing skincare products, especially those containing ingredients like hyaluronic acid and glycerin, to help the skin retain moisture. If the skin experiences inflammation or allergic reactions, use skincare products containing soothing ingredients such as aloe vera and chamomile. When necessary, consult a dermatologist for professional treatment advice.

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Dr. Liu Wenmin
May 30, 2025
What are the early symptoms of psoriasis?

Psoriasis, medically known as psoriasis vulgaris, is a common chronic, recurrent skin disease.

The initial manifestations may include a few isolated red patches, or a sudden outbreak of widespread red patches all over the body. These red patches may appear round or oval-shaped with varying sizes, but typically have well-defined borders. On the basis of these red patches, psoriatic skin will develop white or grayish-white scales.

These scales may shed easily, particularly when scratched, crumbling into flakes and exposing a淡红色半透明薄膜. Some patients may experience noticeable itching, especially during dry or cold seasons. Additionally, certain lesions might cause pain or a burning sensation, particularly in more severely affected areas.

Symptoms of psoriasis vary from person to person; some patients may only exhibit mild skin changes in the early stages, which can be barely noticeable. Therefore, if any of the above symptoms are detected, it is recommended to seek timely medical attention for diagnosis and treatment by a qualified physician. Maintaining healthy lifestyle habits, such as avoiding excessive stress, keeping the skin clean and moisturized, and maintaining a balanced diet, can also help control the condition.

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Dr. Liu Wenmin
May 30, 2025
Why do white patches appear on the face?

Developing white patches on the face may be caused by multiple factors. Individuals with a family history of vitiligo have a higher risk of developing these patches.

Vitiligo is a common depigmentation disorder primarily characterized by localized or generalized loss of skin pigmentation, presenting as white patches. The exact cause of this condition has not yet been fully identified, but it is generally believed to be related to genetic factors, autoimmune responses, and neuroendocrine influences.

Long-term selective eating or picky eating habits that lead to deficiencies in trace elements and vitamins may trigger white patches. Prolonged exposure to ultraviolet light, or frequent contact of facial skin with chemical substances such as cosmetics and hair dyes, may damage skin pigment cells and lead to the formation of white patches.

In terms of treatment, different therapeutic approaches should be adopted according to the severity of the condition, including laser therapy, oral medications, topical treatments, and light therapy. Psychological counseling is also important to help patients develop proper understanding of the condition, cope with it positively, and improve their quality of life.

As the causes of facial white patches are varied, professional examination and diagnosis based on individual conditions are necessary.

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Dr. Liu Wenmin
May 30, 2025
How to Reduce Eye Wrinkles

Fading eye wrinkles is a comprehensive process. It is recommended to consume foods rich in collagen, such as pig trotters, donkey-hide gelatin, eggs, as well as fresh fruits and vegetables, to provide the nutrients needed for the skin.

Avoid excessive sun exposure, use sunscreen regularly, and reduce UV damage to the skin. Ensure adequate sleep, avoid prolonged late nights, and reduce eye fatigue, which also helps minimize wrinkle formation. Using eye creams containing vitamins A, C, and E, along with hyaluronic acid, can promote collagen production and maintain skin elasticity.

For more noticeable eye wrinkles, you may consider visiting a reputable hospital for treatments such as botulinum toxin injections or autologous fat filling to restore tension and elasticity around the eyes. Maintaining good lifestyle habits, including sufficient sleep, avoiding staying up late, and excessive alcohol consumption, is also important. In addition, performing daily eye massages combined with eye cream application can help improve blood circulation and elasticity of the skin around the eyes.

Before undergoing any treatment, it is advisable to consult a professional dermatologist to develop the most suitable skincare plan based on individual circumstances.

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Dr. Liu Wenmin
May 30, 2025
How to treat acne

Acne, commonly known as pimples, is a common skin condition that primarily occurs on areas of the skin with a high density of sebaceous glands, such as the face, back, and chest. The treatment of acne is a comprehensive process that requires patients to address multiple aspects including lifestyle habits, medication, and professional treatments.

Patients should maintain a light diet, reduce intake of high-fat foods, carbohydrates, and spicy or irritating foods, consume more fruits and vegetables, ensure adequate hydration, and develop a daily bowel movement habit to help eliminate toxins from the body. Additionally, maintaining facial cleanliness is important. Use mild facial cleansers and skincare products daily, and avoid cosmetics and cleansers containing irritating ingredients.

Use topical medications containing benzalkonium chloride, salicylic acid, or benzoyl peroxide as directed by a physician. These medications can reduce sebum secretion, inhibit bacterial growth, and help remove dead skin cells that clog pores. For difficult-to-control acne, doctors may prescribe potent medications such as isotretinoin. These medications are effective but can have significant side effects and must be used under strict medical supervision.

For severe or complex cases of acne, professional treatments may be considered under a doctor's guidance, such as laser therapy, ultrasound therapy, and photodynamic therapy. These treatment methods can promote skin regeneration and repair, and help reduce inflammation and infection.

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Dr. Liu Wenmin
May 30, 2025
What is the best medication for treating vitiligo?

There is no such thing as "the best medicine for treating vitiligo." The selection of medications for vitiligo treatment is not one-size-fits-all; instead, treatment plans need to be tailored according to each patient's specific condition and stage of illness.

Main categories of vitiligo treatment medications include topical and oral drugs. Topical medications include corticosteroids, immunomodulators, vitamin D3 derivatives, and calcineurin inhibitors; oral medications mainly include immunosuppressants and traditional Chinese medicine formulations.

Immunomodulating agents such as pidotimod oral solution and transfer factor oral solution are also commonly used as adjunctive therapies. Traditional Chinese patent medicines, such as Bailing tablets and Qubai Babuzi tablets, assist in treatment through their functions of nourishing the liver and benefiting the kidneys.

Phototherapy (such as PUVA therapy and narrowband medium-wave ultraviolet therapy) and surgical treatments (such as autologous epidermal transplantation and melanocyte transplantation) are also commonly used treatment methods. When selecting a treatment plan, doctors will develop an individualized regimen based on each patient's specific condition to achieve optimal therapeutic results. At the same time, vitiligo treatment often takes a long time and requires the patient's patience and cooperation.

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Dr. Liu Wenmin
May 30, 2025
Can milk that has expired by one month be used for washing the face?

It is not recommended to use milk that has expired by one month for facial cleansing.

After milk expires, its nutritional components such as proteins and fats rapidly deteriorate, breeding large amounts of bacteria (e.g., E. coli, lactic acid bacteria), and may even produce toxins. When used on the face, these microorganisms and their metabolic products can directly contact the skin, damaging the skin barrier and causing irritation symptoms such as sensitivity, redness, and itching. This is especially problematic for individuals with sensitive or acne-prone skin, as it may trigger or worsen inflammation.

The pH level of expired milk may change. Fresh milk typically has a pH of about 6.5-6.7, but spoiled milk may become more acidic or alkaline. Prolonged contact with such milk can disrupt the skin's natural pH balance (normally about 5.5-7.0), weakening the skin's self-protective abilities. Spoiled fats may produce rancid substances that cause contact dermatitis, leading to symptoms such as swelling and rashes.

For regular exfoliation, consider using mild salicylic acid or fruit acid products, and rely on reputable skincare products for moisturizing. Additionally, it's important to pay attention to the expiration date of milk and consume fresh milk promptly to ensure its nutritional value and safety.

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Dr. Liu Wenmin
May 30, 2025
How to Remove Blackheads

To remove blackheads, it is important to adopt scientific and gentle methods. Firstly, in your daily skincare routine, focus on cleansing and moisturizing. Use facial cleansers suitable for your skin type and avoid over-cleansing or using products that are overly harsh, as this may damage the skin barrier and worsen blackhead problems.

Maintain a balanced diet by reducing the intake of spicy and greasy foods, and consume more fiber-rich and antioxidant-containing foods, such as oats and green tea. Ensure adequate sleep and a positive mental state to reduce the impact of stress on the skin.

Skincare products containing ingredients like salicylic acid and fruit acids can help dissolve blackheads and reduce pore blockage. If the condition is severe, seek medical advice at a hospital and follow professional guidance to safely and effectively remove blackheads through medical aesthetic treatments, such as microneedling, photorejuvenation, or chemical peels.

Maintaining healthy lifestyle habits, such as a balanced diet, sufficient sleep, and moderate exercise, also helps improve skin condition and reduce blackhead formation. Since each person's skin is different, it is best to consult a dermatologist or skincare professional before choosing a blackhead removal method that suits you best.

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Dr. Liu Wenmin
May 30, 2025
What topical ointment is good for treating wind rash?

Rubella is primarily a self-limiting disease; treatment focuses on relieving symptoms and preventing complications. However, appropriate selection of topical ointments can help alleviate itching and discomfort caused by the rash.

Over-the-counter medications, such as anti-inflammatory creams containing 1% hydrocortisone or antipruritic creams containing diphenhydramine, can be applied locally to relieve skin symptoms. Additionally, mild moisturizers or products containing colloidal oatmeal, such as oatmeal bath products, may help soothe the skin and reduce itching.

Hydrocortisone butyrate cream and mometasone furoate cream are both topical glucocorticoids with anti-inflammatory, antiallergic, antipruritic, and anti-exudative effects, which can also be effective in treating rubella. Butyl ester of flufenamic acid cream is a non-steroidal anti-inflammatory drug (NSAID) with anti-inflammatory, analgesic, and antipyretic properties, and is also suitable for treating skin itching caused by rubella.

If high fever, joint pain, or other severe symptoms occur, prompt medical attention should be sought, and a qualified physician should assess whether further treatment is necessary. If experiencing any physical discomfort, it is recommended to visit a hospital for evaluation and examination, and actively cooperate with treatment to avoid delaying the progression of the illness.

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Dr. Liu Wenmin
May 30, 2025
Will the skin become very dark after neonatal jaundice?

Neonatal jaundice does not cause darkening of the skin later on. Neonatal jaundice occurs due to an immature bilirubin metabolism, leading to elevated bilirubin levels in the blood, which results in yellowing of the skin and whites of the eyes. This type of jaundice is usually temporary, and as the baby's liver function matures, bilirubin will gradually be metabolized and excreted from the body, allowing the skin color to return to normal. Jaundice is not directly related to skin pigmentation and therefore will not affect the baby's future skin tone.

If a baby develops jaundice, parents should closely monitor the condition and take the following measures. First, ensure the baby is adequately breastfed to promote bilirubin excretion. Second, observe the severity and duration of the jaundice carefully; if the jaundice is severe or persists for a prolonged period, seek medical attention promptly for professional evaluation and treatment by a physician. The doctor may recommend treatments such as phototherapy to help lower bilirubin levels. Additionally, keep the baby's skin clean and avoid using irritating skincare products. Neonatal jaundice is a common condition, and with proper care and timely medical intervention, the baby's skin will recover its health and will not affect future skin color.

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Dr. Zhou Xiaofeng
May 30, 2025