除了疾病因素，不良生活方式也会加剧脱发。比如，经常熬夜、作息不规律，精神压力大、情绪紧 张；饮食油腻、高糖，饮水不足、营养不均衡；频繁染烫头发、过度清洁，也会损伤头皮和毛囊，加重 脱发。 缓解异常脱发，可先从调整生活习惯入手。医生建议，保证每晚7至8小时睡眠，避免熬夜；均衡饮 食，多吃优质蛋白、新鲜蔬果和富含铁、锌的食物，少吃高油高糖食物；及时调节情绪，避免长期焦 虑，可通过简单运动释放压力；洗头频率适中，避免使用刺激性洗发水，减少染烫次数。若通过调整生 活习惯后，脱发症状仍未缓解，或伴随头晕、乏力、体重骤变、头皮瘙痒疼痛等情况，需及时就医，排 查潜在疾病并进行针对性治疗。（记者邹欣媛） 冬春交替之际，气温波动较大，人体新陈代谢进入调整期，部分人群出现脱发增多现象。医生提 醒，少量脱发是正常生理现象，但持续大量脱发，可能是身体发出的健康预警，甚至与多种潜在疾病相 关，需及时关注并干预。 持续脱发的背后，可能关联多种疾病，并非单一因素导致。葛新红说，常见的关联疾病包括：缺铁 性贫血、甲状腺功能异常、脂溢性皮炎等。此外，自身免疫性疾病、糖尿病等，也可能间接影响毛囊健 康，诱发异常脱发。 "正常人每天脱落50至10 ...

Core Viewpoint - The article emphasizes that proper hair washing techniques and the selection of effective ingredients are crucial for hair health and growth, rather than relying solely on new shampoos [1]. Group 1: Hair Washing Techniques - The effectiveness of shampoo ingredients requires sufficient contact time with the scalp, typically 3-5 minutes for active components like caffeine and saw palmetto [2]. - Washing frequency should be tailored to individual needs; for oily scalps, washing every 1-2 days is recommended, while dry scalps can extend to 3-5 days [3]. - Proper scalp cleaning is essential, involving techniques such as using warm water to open hair cuticles and massaging the scalp to enhance blood flow by up to 20% [4]. Group 2: Active Ingredients in Shampoos - Salicylic acid, a beta-hydroxy acid, is effective in removing scalp oil and dead skin cells, suitable for oily scalps, and should be used 1-2 times a week [5]. - Caffeine has been shown to inhibit hair follicle miniaturization and promote hair growth by increasing energy signals within follicle cells [5]. - Herbal ingredients like cedar leaf and he shou wu (fo-ti) can improve scalp circulation and prolong hair growth phases, with specific usage recommendations for their extracts [7].