It seems that you might have an issue with cholinergic urticaria. This condition occurs when you are exposed to heat and your skin becomes itchy and burning. In order to cope, you should drink cool water, wear comfortable clothes.

Pimples are a result of pore closures on the skin due to the plugs made of oil and dirt. Itching might be a symptom of your skin being inflamed. To relieve the problem, gently clean your skin with a mild cleaner, don't pick or squeeze the pimple, and use a spot treatment with ingredients such as salicylic acid or benzoyl peroxide.

White patches on your shaft are around sometimes because of a fungal infection called candidiasis or a disorder like lichen planus. These can show up after sex, especially if unprotected. These can be cured by taking medications ordered by a doctor after proper diagnosis. 

Initially, please consult with your parents. They may advise you some natural remedies or take you to a dermatologist. The dermatologist may suggest the best treatment for you depending on your age and skin type. Some natural remedies you can try for managing your pigmentation include applying a mask or use of a gentle exfoliator. 

Oily skin is common and can lead to pimples and acne. The symptoms are so shiny skin, big pores, and sometimes breakouts. The cause of oily skin is the excessive sebum production by the skin. Salicylic acid face wash to unclog pores will suffice for this purpose. Oil control is also possible with a serum containing niacinamide. 

You probably have a red dot that resembles a wart on your private area and is now painful. This might be due to a viral infection known as "genital warts". It is very necessary to not scratch it as this will make the infection spread. Both diagnosis and treatment should be done by a dermatologist. Warts can be removed with medicines or procedures such as freezing or laser therapy.

Staphylococcus aureus often leads to skin infections, boils, and even more serious problems such as bloodstream infections. It's caused by bacteria that may be hard to completely remove from the body. If the usual treatments like augmentin were ineffective in getting rid of the infection, vancomycin recommended by your friend is worth considering. Vancomycin is an antibiotic usually used as a last resort for persistent staph infections, especially those that do not respond to other antibiotics. When using vancomycin, it is important to follow your doctor's advice on dosage and treatment duration. 

Lumps that develop near the penis may be caused by several factors. They may be herpes if they're either tender or similar to blisters. Moreover, among other signs, you might also experience some irritation in the groin. Herpes is an infectious virus that can be transmitted from one individual to another through sexual intercourse. However, to make sure, it is better to visit your healthcare provider and undergo the necessary tests. Proper medication and expert advice are necessary for the prevention and care of it.

She might be allergic to crabs. Sometimes, our bodies come back to certain foods in the wrong way. Symptoms can be throat itching and eye swelling. In this case, she must not eat crab and other shellfish. In case of severe symptoms, she should go to the hospital immediately. Allergies can be life-threatening, so it's necessary to exercise caution.