A stroke.
Blood flow restriction to the brain over a long period can have a negative effect on cell replacement and regrowth, directly effecting memory and comprehension, while immediate blood flow restriction can cause irreversible cell damage, leading to dementia and Alzheimers', and in extreme cases , death.
brain cells die from a lack of oxygen and nutrients. These brain cells, which are permenently damaged can never be recovered (as of our current level of tech)
Damage to the small vessels causes them to become leaky.
be more specific
It makes them nervous.
a stroke
concusion?
yes
Speech
Swelling of the meninges may interfere with the normal absorption of CSF by blood vessels, causing accumulation of CSF and damage from the resulting pressure on the brain.
Migraines are caused by the enlargement of blood vessels in the brain.
A blood clot in the vessels leading to the brain is a cerebrovascular accident (CVA), a stroke, or a cerebral thrombosis. Such a clot can block oxygen provision to the brain and cause permanent damage.
High blood pressure can damage your heart, eyes, kidneys, blood vessels and brain
The blood vessels around the brain help supply energy for your brain
Hypertension can cause damage to your heart, blood vessels, kidneys, eyes and brain
increased heart rate & blood pressure, damaged blood vessels in the brain that can cause an irregular heartbeat that can cause cardiovascular collapse or death, permanent damage to blood vessels of the heart, & heart attack.
Dizziness from overheating is usually caused by the dilation of blood vessels in the brain. It could be the beginning of a heat injury.
Blood vessels in the brain of a cocaine user will narrow so that means the vessels contract.
Nicotine is the blood vessels' constrictor. Not all blood vessels, of course, but mainly the peripheral blood vessels, including the brain capillary blood vessels.
the blood-brain barrier
WhaT is the major distribution sequence of vessels of the arterial blood from heart to brain