The average annual salary for head coaches at major colleges (not including four schools that moved up to the Football Bowl Subdivision this season) is $1.64 million, up nearly 12% over last season â and more than 70% since 2006, when USA TODAY Sports began tracking coaches' compensation.
A stroke occurs if the flow of oxygen-rich blood to a portion of the brain is blocked. Without oxygen, brain cells start to die after a few minutes. Sudden bleeding in the brain also can cause a stroke if it damages brain cells.
How long can the brain go without oxygen? The brain cannot go without oxygen for more than ten minutes. If oxygen is not able to get to the brain before this, then there is a possibility of irreversible brain dama â¦ ge. Elepheyes