Skin, Hair and Nail Problems

I'm experiencing excessive sweating, not because it's summer, even in closed rooms with AC, my palm starts sweating and becomes completely wet. Am I facing any deficiency or is it signs of any disease?

Respected doctors I have a slight white spot started showing on chin from last 5 to10 days .  What to do plz suggest

Fungal infection on all over my body including head. It starts with a small red dot and keeps growing. It's red in color and itchy. I have it all over on by body. I first had this issue 3 months back and now it's all over. It looks like ringworm but it is not ringworm that I am kind of sure. My 80 % of back and hips are covered with it however it is all over.

Hi i have keratosis pilaris on my arms from many years. How can this be treated. Sharing the picture as well

I want to know if rubbing ice against my face gave me glowing skin or relief from eye bags ? And yes I have to apply ice direct or by wrapping in some cloth then use it ...thankyou

My daughter is 3.5 years old and having a patch of black blue colour under her neck. Please tell me is what is this?

I have significantly darker knees and elbows. How should I lighten them and what are the products I should be using ?

Yesterday while bathing i felt a bump on the base of my penis.i dont know if it was there before or if its a new one.it is itchy.its darker in colour and round.

I am a nursing student in the very next month we are going to have our hospital postings but I m facing the problem of excessive sweating on my hands and palms at the same time I also face an allergy from an unknown reason but I am facing it since childhood and it appears in every summers . The allergy causes small bubbles on my palms and feets and after some time it forms dark red patches on it . If I take medications it gets cured but the sweating doesn't get cured . Please tell me some medicine to stop this problem of hyperhydrosis so that I can excel in my career.

I have been experiencing extreme hair fall and brittle hair for quite some time now. My B12 levels are around 224 pg/dL, they fall within the normal range but are they low ? is B12 the reason for my bad hair health ?