Swallowling a little bit of blood is not bad. It happens naturally. Too much is not good, though.
No it isn't bad for you.
No
yes
Swallowing blood can make you nauseous and possibly make you throw up because a lot of the diffident things in blood make for a good emetic.
Well that depends if your not meant to be the one swallowing the blood then it would get sore but otherwise don't swallow blood if your not use to it it can mess up your stomach acids
no it is an old wifes tale or myth
It is the medulla oblongata that controls swallowing. It also controls functions such as breathing and blood pressure. It is the lower portion of the brainstem.
No, its good for you it gets all of the bacteria off.
Not at all, but I don't see how you can - they taste really spicy!
for sure man they are bad for blood.
Lead poisoning will occur if high levels of lead occur in the blood.
No. You need nutrients to live. Air is just good for your blood.