When this happens the artery narrows and blood flow to part of the heart muscle decreases or stops. We're not sure what causes a spasm. A spasm can occur in normal-appearing blood vessels as well as in vessels partly blocked by atherosclerosis.A severe spasm can cause a heart attack.hen this happens the artery narrows and blood flow to part of the heart muscle decreases or stops. We're not sure what causes a spasm. A spasm can occur in normal-appearing blood vessels as well as in vessels partly blocked by atherosclerosis.
If this happens â and you have not executed a durable power of attorney â then the court may decide who will act on your behalf. Known as guardianship and conservatorship proceedings, these court actions can consume time and money and leave the decision of who will handle your affairs in the hands of a judge.
Decide What Power You Want to Give. The first step in giving someone power of attorney is to decide just what it is that you want her to do for and when you want her to do it. You can create a financial power of attorney to deal with your personal business, or a health care POA so your agent can make medical decisions on your behalf in an emergency.