When people talk about dull skin, they generally are describing skin that lacks radiance or glow like that associated with young, healthy skin. Dull skin tone is typically a result of poor circulation. Common factors that cause dull skin include smoking, excessive alcohol consumption, dehydration and poor diet. Basically any triggers that deprive your skin of much-needed oxygen and nutrients will result in dull skin tone. Lack of exfoliation — the sloughing off of dead skin cells — can also cause dull skin. Dull skin is also often one of the first signs of aging, as skin renewal decreases about 7% every 10 years.
当人谈论沉闷的皮肤时，他们通常会描述缺乏光泽的皮肤，或者像年轻健康的皮肤那样发光的皮肤。暗淡的肤色通常是流通不畅的结果。导致皮肤暗沉的常见因素包括吸烟，过度饮酒，脱水和不良饮食。基本上任何触发，剥夺你的皮肤急需的氧气和营养物质会导致皮肤暗沉。缺乏去角质 - 死皮细胞脱落也可能导致皮肤暗沉。暗淡的皮肤往往也是衰老的第一个迹象之一，皮肤更新每10年减少约7％。