instruction: hi doctor I am a 27 year old male I have never had an increase in moles except for the past two weeks I have had over 50 show up on my chest in the past two months I moved from one country to another and a month ago I had a really bad sunburn in indonesia
output: hi moles are genetic collection of melanocytes which go through a cycle of emerging in childhood then become darker and fade by middle ages in fair skin up to 50 are normal more than that increase the risk for skin cancer and change in size symmetry color symptoms also is a risk factor mole or neve as called in medical term appearing in adult age like in you are always a risk factor and in such an abrupt manner more so they need to be followed up for any change in color size symmetry border symptoms and so all your moles that I can see in the photo are harmless mole does increase after prolonged sun exposure as you give history I hope you do not have any other medical problems I advise you an initial in physically examination by a dermatologist you can wait for lockdown not an emergency then you can do it yourself all the mole for the changes described earlier at least once a month and a complete work done by a dermatologist once every six months lifetime risk is very low but if you have fair skin adult moles more than fifty you need that follow up to be on the safer side I hope this helps sun exposure workup for changes seborrheic keratosis screening for changes every six months