Imagine touching glass and not leaving a mark -- virtually no trace of the complex lines and ridges that make up each individual fingerprint.
Most of us take these identifying traits for granted. After all, everyone has fingerprints, right?
Wrong.
People with DPR, or dermatopathia pigmentosa reticularis, do not have fingerprints. They are also unable to sweat.
This condition may not seem life-threatening, but it can actually be extremely hazardous.
The inability to sweat turns every hot day or active play into a potential for heatstroke.
More of the story here.
A picture of my cave
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