Red bumps on my thigh?

i have a bunch of little red dots on my thigh... they kind of look like pimples/chicken pox, but i don't think they are either of those. i've been outside a lot working in really hot temps, so my mom said that maybe it could be a heat rash, but does a rash look like that? does anyone know what these could... show more i have a bunch of little red dots on my thigh... they kind of look like pimples/chicken pox, but i don't think they are either of those. i've been outside a lot working in really hot temps, so my mom said that maybe it could be a heat rash, but does a rash look like that?
does anyone know what these could be, or how to get rid of them? please help! thanks!
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