Regarding Blue People--a question.

In this column–

http://www.straightdope.com/classics/a980724.html

Unca Cecil explains much about the Blue People of Kentucky.

Do these people suffer from any additional health problems, other than an odd skin color?

Shortness of breath? Fatigue? Weakness?

Any other problems?

No, but every now and then they get sad and sing the reds.

RR

Better Dead Than Red. :stuck_out_tongue:

Anybody with an answer?

Google found this one: http://www.emedicine.com/emerg/topic313.htm

As expected (and as you guessed), some of the symptoms are those of hypoxia:

Headache
Dyspnea
Lightheadedness
Weakness
Confusion