prickly heat
heat rash
miliaria

I get prickly heat every time I go in the sun.

He felt a prickly heat, right through his suit.

At dawn the sun rose red, and a dry, prickly heat came with it.

I grinned and tried to bear it, even though I had my own case of prickly heat.

Everyone in town's got a goddam case of prickly heat.

Babies are especially vulnerable to prickly heat, in part because their ability to sweat is not yet fully developed.

Babies with prickly heat should be bathed in plain water.

A feeling of prickly heat in his trunk brought Golath back to the present.

She tried to ignore the prickly heat rising in the skin on her arms.

Her neck and shoulders were red with prickly heat.