Can’t help but scratch your armpits?
For instance,Healthlineexplains that itchy underarms may be triggered by folliculitis, or inflamed hair follicles.
This can occur if you shave orwaxfrequently or use a soap or shaving cream that tends to clog pores.

If you are diagnosed with an infection, you may need to be tested for psoriasis.
Another sign of these conditions are similar-looking patches on other areas of your body.
They will be able to properly diagnose the cause of your itchy armpits and prescribe the right medication.
