Should I be worried about blood cysts? I keep noticing what I think would be best described as small blood cysts (blood filled pockets of skin) that generally pop easily (usually just by a little pressure from my finger, though they've been getting more d

I. I think it would be worth visiting your doctor to discuss this. One condition that can cause little "blood cysts" is thrombocytopenic pupura, which is caused by an abnormally low platelet count. If that's what's going on, then it would be important to know because it would put you at risk for major hemorrhages and because it could reflect other health problems.