Skin, Hair and Nail Problems

Sir I have attached a pic , my 4 year old son has it for 5 days , what is it ? Can you please tell.

Hello I developed black line on big toe few months ago i just searched about it online search result shows subungual Melanoma I got anxiety after reading it There wasn't any injury to this nail I am attaching pictures of nail please take a look at it what it could be shall I see dermatologist next week ?

I don't have insulin. Resistance but I am little overweight Can I use glyco 6 cream for acanthosis nigrican or should I use any other cream

I have uploaded a pic of toe looking black.no pain at all. I play regualr football without shoe. I don't know how the injury formed. But I got pain in my finge during play (may be) Recent I have mild fever and cough due to cold , that happed sweat due to football playing . What should I do now?

I have oily and acne prone skin plz recommend me a good sunscreen ,which would not breakout pimple and gets absored easily

I have had a dandruff problem since I was 15 and have consulted various Dermatologists. I've always been prescribed with multiple medical shampoos and lotions and it leaves my hair more damaged/ dry. I don't colour my hair but I do smoothen them once a year. I'm really looking for some solution for the dandruff problem without any further hair damage.

Hlo sir , i'm 19 year boy and i have oily skin which is little acne prone too . i'm searching for a good budget friendly sunscreen , could tell me which is better in between lashield vs UV doux , which should i go for ?

My nails got thickened...so i have gone for koh test it shows no fungus but little cocci found ..still need to get fungul culture test .can i use nail lacquer for all thickening nails ??..how much frequently i can use

I am having red bumbs on my body.one on my hand and four on my legs. on the red bumbs i can see very small blisters. but now it got almost dry. It was started one week before one after the other it is bumbimg. i had mild throat pain and having cold. I had itching. Two weeks before I met the person who had  chicken pox and got dried. So i thought it may be chicken pox, but when I checked with others, they are telling like if it is a chicken pox it will spread all over the body and mouth as well. Could you give the clarification.

Hi I'm suffering from alopecia...I got a coin sized patch on my head and i was affected first time with alopecia in 2018. Again in 2021 it affected me and resulted in a new patch in another area of my scalp. Kindly please help