The condition of red glans without itching or pain may be physiological or pathological. If the foreskin is too long, coupled with the lack of attention to personal hygiene and cleanliness, there will be some dirt between the foreskin and glans, which can stimulate the foreskin and glans, causing the glans to redden. Also, if you usually use some cleanser or topical substances, you can also stimulate the glans to cause redness. The most common pathological factors are usually bacterial or other microbial infections, such as staphylococcus, E. coli, trichomonas, chlamydia or mycoplasma, gonococcus, etc. These infectious factors can also cause redness of the glans without pain or itchiness in the early stages. Another common factor is infectious glans, which is usually related to unclean sex, because unclean sex can easily lead to the invasion of pathogenic microorganisms, resulting in inflammation of the foreskin and glans mucosa. The other common disease that can cause redness of the glans is glansitis, and most of the early stages of glansitis can have no painful itchy symptoms but only redness. If you have a red glans that is not painful or itchy, it is best to go to the hospital for a detailed examination and then do targeted treatment. You should also pay attention to, personal hygiene.