In some people exposure to sunlight can bring on a rash which is commonly referred to as 'prickly heat' or 'heat rash ... Probably the best natural treatment for photosensitivity is beta-carotene.

Ever since I was 17-years-old, I've had a really bad heat rash. It breaks out on my skin after three days of sunshine.

Have you ever wondered why some people struggle with heat rash every summer while others appear to navigate the hot weather with no issues at all? We asked a dermatologist to explain what causes ...

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 ...