Its because when the blood circulates too slow, it gets too much air (when you breath the air goes trough the lungs to the blood) in the blood and makes the blood swell up the heart and stop it. other way, if the blood circulates too fast, it doesn't get enough air to make all the body-parts work well.
Good and bad are human viewpoints. Pandas are just pandas.
pandas die because we destroy there habitat.
there is no reason they are bad!
3 to 10 pandas die in a year
NO, they do not.
I have heard of people hunting pandas.
about 10000000 pandas could die each year but lucky for them only about 100 die each year
No.
they kill anyone that gets close to there kids
Your hands will look pale if you have bad circulation. You can see a neurologist or a vascular surgeon if you are having problems with circulation.
Massage improves circulation and is highly recommended for people with poor circulation in their feet and elsewhere.