What are the tiny, microscopic red dots that show up on my skin? Are they new freckles? I'm in my thirties, this is ridiculous.
The red dots on your skin may be freckles which are not harmful at all. Freckles are normally caused by too much exposure to the sun. They are also known to be genetic. Read more from http://wonderopolis.org/wonder/what-causes-freckles/ for details.
Sometimes Diabetics get small red spots on the skin. It's associated with diabetes, even if you're not one. You will get them if it's in your family.