Skin, Hair and Nail Problems

Hi , I suddenly developed a redness like a bruise without any injury in my leg .i have.no.itching or pain..can anyone suggest what to do further...attaching a image of it

My brother is having these (attached) patches on his scalp which irritates only while sweating during summer. He is currently using 2% ketokonazol shampoo for dandruff once a week. Is this a type of dermatitis (seborrheic) and needs immediate attention?

Hi, I have been a bit of hair loss on my crown area and minoxidil in the past hasn't helped much . I researched online and found out about biotin gummies and collagen peptide supplements for hair health. Is this something one can start taking generally or do we need a doctor's prescription?

I got a bump late last night around 2am but it disappeared in the morning around 7am. I have this on my arm. Is it a mosquito bite or a hive. It not itchy or hard.

My dermatologist suggest me follifood protein for my hairs . Is it safe , actually sometime i feel bubbling and belching more in my stomach

Hi Doc I have observed that there are multiple massa appearing on my neck from last 2 months. It started with 1 massa 2 months back and now it's 5 around the same area. Please suggest. Photo is attached

Respected dr, I am having this boil type thing on my cheek from past 5 days now and it hurts a lot and grew in size. It pains whenever i touch it and it feels warm to touch. Please tell me what is it and in how many days will it heal. Right now i am taking Augmentin 625 twice daily. I am feeling very anxious about it. Also will it leave a scar on my face ? And why there is swelling under my eye? Thanking you in advance.

Age 9 years Date 24 th Oct I have done my daughter's ear piercing.a pus ball coming and going it is 4th time now What can I do

A pimple is no healing from 21 days . I was on antibiotic course for tooth extraction for 14 days. But the pimple is not healing . No pain but minor irrigation. Pic uploaded. Is this squamous cell carcinoma? I am anxious

In my thigh and leg, i see these red bumps occurring occasionally, why is it happening? I noticed it more during winters. Please help me. They don't itch or burn nor they cause any pain. Asymptomatic basically. Please help me out