Miliaria rubra is a type of heat rash or prickly heat that happens when sweat becomes trapped under the skin. Children tend to get it more than adults because their sweat glands are still developing.

Heat rash is something that adults, children and infants can experience when sweat gets trapped underneath the skin, according to the Mayo Clinic. Symptoms of heat rash can range from small ...

Children are particularly susceptible to heat rash because their sweat glands are not fully developed, which is why many adults ‘grow out of’ the condition as they mature. Your susceptibility ...

Sweat is unable to get through the pores of the skin, which becomes irritated and causes a rash to develop. There are different severities of heat rash. The mildest and most common types look like ...