What's wrong with black men?

Men's glans blackening, may belong to physiological phenomenon, may also be related to chronic eczema, diabetes and other diseases.

1, physiological phenomenon

under normal circumstances, men's glans may gradually blacken with age, this is due to pigmentation in the skin. Some men in adolescence, due to the influence of hormone levels, will also lead to glans darker color.

2, chronic eczema

is a skin disease, common in obese individuals, irregular sexual life and other people, causing itching, inflammation, redness and ulcers and other symptoms, long-term stimulation can lead to glans melanin precipitation.

3, diabetes

is due to insufficient insulin secretion or insulin function blocked metabolic diseases. Because diabetes can affect blood circulation, nerves and immune system function, leading to local metabolic disorders, vascular damage and other factors, resulting in glans blackening or ulcers and other symptoms.