Relating your rotator cuff tear to your car accident can be extremely difficult. Because the majority of tears are caused by wear and tear, it's not uncommon for an insurance company to deny a person's claim and say that the car accident wasn't the cause.
Heart attacks. If your arteries become completely blocked, it can cause a heart attack (myocardial infarction). Heart attacks can permanently damage the heart muscle and, if not treated straight away, can be fatal. Dial 999 for immediate medical assistence if you think you're having a heart attack.
When a coronary artery is partially blocked, it cannot supply enough blood to the heart muscle. The muscle needs this blood to meet its needs during exertion. If someone with coronary artery disease exerts himself, it causes chest pain. This is from lack of blood and oxygen to part of the heart muscle.