A. Warning signs, they can make the person with the illness more ill, they could feel neglected or like no one understand what they are doing and can't see the signs but jn some cases it's the person with the illness that doesn't know like bipolar people might not know they are bipolar until the test.
Best thing to do would be to stop any physical activity and drink water or milk. lay down and put a cold wet towel over your head. it cools the whole body down. eventually you fall asleep and most of the times after all that happens your headache is typically gone once awoken.
I would say the answer is false. From what I've learned blood doesn't circulate through bones, it circulates from your veins.
You might have mold in your car try looking around on the floors for black mold