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What you were experiencing, in doctor speak, is orthostatic hypotension, a sudden drop in blood pressure.
Normally, blood vessels constrict to maintain blood pressure and compensate for changes in position, but in some cases the blood vessels don't compensate and, when you stand up, the blood doesn't go to the brain. Basically, the reflexes of the body don't catch up with the blood vessels.
What else can I help you with?
What color goes on what when jumping a car?
When jumping a car, the red jumper cable goes on the positive terminal of the dead battery and the black jumper cable goes on the negative terminal of the good battery.
What happens in a black hole that makes the saying "what happens in a black hole stays in a black hole" true?
In a black hole, gravity is so strong that nothing, not even light, can escape. This means that whatever goes into a black hole is trapped inside forever, making the saying "what happens in a black hole stays in a black hole" true.
Why does your hair stand up when you touch a source of electricity?
When you touch a source of electricity, your body can conduct some of the electric charge. This can cause your hair to stand up due to the electrical forces affecting the positively charged hair strands. It is a result of the static charge created by the interaction between the electricity and your hair.
A metal which is used in coins and slowly goes black in air?
The metal you are referring to is likely copper. When exposed to air, copper reacts with oxygen to form copper oxide, which gives the metal a dark black or greenish color. This process is known as oxidation.
Do black pants go with a dark purple shirt?
Yes, black pants can pair well with a dark purple shirt. The combination creates a complementary and sophisticated look. Adding neutral accessories like black shoes or a belt can help tie the outfit together.
What goes with hot pink and teal?
Black. Not only does black match everything, it will also make the hot pink and teal stand out more.
Which color is hotter black or white?
Black, It goes With everything.
Does red go with black?
Yes black goes with everything!
What goes good with black?
anything and everything. black is pretty neutral
Does blue go with black?
Yes, everything goes with black, grey and white.
What colours go good together for girls?
RED & BROWN BLUE & GOLD RED & GOLD AND BLACK ALWAYS GOES WITH EVERYTHING REMEMBER ;) SO DOES SOMETIMES :o
What does it mean when everything suddenly goes black in a dream?
When everything goes black in a dream means nothing other than the dream is ending and your mind is passing into a different stage of sleep.
What go with pink?
Black goes with everything, including pink.
What shoes color go with anything?
Black goes with everything.
What should you wear with black tahitian pearls?
Black goes with everything, darling. ~{Insomniac Platypus}~
Does black shirt match with light orange sweat pants?
Everything goes with black! :D
What color shoes match with a gold fabric?
BLACK! it goes with everything.
