Our Symptom checker provides clinical advice on what to do next based on your symptoms.
Seborrhoeic dermatitis can occur on the scalp, face or torso or in areas that produce an oily substance known as sebum. Learn more about it here.
There are many different reasons your head might be itchy. Learn more about the different causes and treatment options available.
Cradle cap is the build-up of yellow, greasy and often scaly patches of skin that appear on your baby's scalp. It is not painful or itchy for your baby.
Summer skin rashes
Summer rashes can be caused by things like sunlight, insects, sweating and overheating - especially if you have allergies and/or pre-existing skin conditions.