You may have hives. Hive­s are caused when some­thing bothers your body. This something can be food, plant, or dust. Whe­n your body dislikes these things, it make­s hives. The hives move­ around your body and come and go. To feel be­tter with hives, stay away from things that bother you. You can take­ medicine to stop the itching. Drink lots of wate­r and get plenty of rest. 

It is possible that the black vertical line on the boy's thumb nail is a result of a melanonychia striata, which is a linear nail melanin pigmentation. It is relatively common in children and is generally harmless. However, it is important to have it evaluated by a doctor, especially if it is growing, to rule out any underlying medical conditions.

It can cause burns and pain by touching the skin. Cold water makes it cold. Then take Ibuprofen or other painkiller plus cover it tightly with a bandage after wrapping it with moist and cool dressing.

The redness you see might be a cause of infection. It can be managed by washing the area properly with soap and water. Next, put an over-the-counter antibiotic ointment and cover it with a bandage. If the redness starts to expand, you get a fever, or if there is pus, seek medical help immediately.

Seems like the problem is fungal in the intimate area. This is what's causing the itching and the pimple-like bump. The most important thing is to keep the area clean and dry so the healing can take place. Avoid rubbing or scratching the area as it can make it worse. You can try using an antifungal cream to help clear up the infection. Make sure to wear loose-fitting underwear and don't wear tight clothing as this will result in faster healing of the area.

Acne scars and pigmentation can be treated with topical creams, chemical peels, and laser therapy, depending on the severity of the condition. You must consult a dermatologist for correct diagnosis and treatment plan.

vitiligo has varying recovery periods depending on how severe the patches and where they are located. The improvements from the treatment options such as topical medications, light therapy and surgery can last several weeks to months. The best results occur with professional medical advice and close adherence to the treatment regimen prescribed.

Skin redness and irritation have been linked to the use of Clindamycin Phosphate Gel 3%. You may be having an allergic reaction to the gel. It is advised that you should discontinue the use of gel and seek consultation with a dermatologist for appropriate assessment and treatment.