Medical errors may be third leading cause of death in the U.S.

By Jen Christensen and Elizabeth Cohen, CNN

Updated 0147 GMT (0947 HKT) May 4, 2016

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Without adequate anesthesia during surgery, your brain can stay awake and aware while your muscles stay frozen. It's called anesthesia awareness, and it happens to about one out of every 1,000 patients. When you schedule surgery, ask your surgeon if a local anesthetic could work instead. You may not need to be put to sleep.
Photos: 25 shocking medical mistakes
Waking up during surgery – Without adequate anesthesia during surgery, your brain can stay awake and aware while your muscles stay frozen. It's called anesthesia awareness, and it happens to about one out of every 1,000 patients. When you schedule surgery, ask your surgeon if a local anesthetic could work instead. You may not need to be put to sleep.
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One in five nursing home patients is prone to wandering. A resident at one facility inadvertently locked herself inside a storage closet. She was found four days later and died of dehydration. If your loved ones sometimes wander, consider getting them a global positioning system bracelet that tracks their every move.
Photos: 25 shocking medical mistakes
Lost patients – One in five nursing home patients is prone to wandering. A resident at one facility inadvertently locked herself inside a storage closet. She was found four days later and died of dehydration. If your loved ones sometimes wander, consider getting them a global positioning system bracelet that tracks their every move.
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Babies can look pretty similar. It's not always easy to distinguish one from the other, especially in the hospital when you've seen your baby only once or twice. When a nurse hands you a baby, ask the nurse to match the baby's identification band with yours.
Photos: 25 shocking medical mistakes
Baby switches – Babies can look pretty similar. It's not always easy to distinguish one from the other, especially in the hospital when you've seen your baby only once or twice. When a nurse hands you a baby, ask the nurse to match the baby's identification band with yours.
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Hospitals sometimes confuse people who have similar names. Before every procedure in the hospital, make sure the staff checks your entire name, your date of birth and the bar code on your wrist band.
Photos: 25 shocking medical mistakes