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.
Oxygen is possibly our most basic human need. People can begin to experience brain damage after as few as five minutes without oxygen. There are several things that may prevent you from getting the oxygen you need. Environmental risks such as high amounts of smoke, high altitudes or carbon monoxide can prevent you from breathing in oxygen.