How is glans red one piece has dot to return a responsibility

1. Allergic reaction When the

glans part comes into contact with detergent, soap, condoms and other allergic substances, it may cause local redness and rash due to immune response.

2. Fungal infection When the

glans part has fungal infection, it may cause local inflammatory reaction due to continuous propagation of fungi, which may cause erythema, itching, rash and other phenomena.

3. Sexually transmitted diseases

When suffering from gonorrhea, genital herpes and other sexually transmitted diseases, red spots and ulcers may occur on the glans due to pathogenic bacteria stimulation.