A CK-MB test may be used as a follow-up test to an elevated CK in order to determine whether the increase is due to heart damage or skeletal muscle damage.
Scuba organizations say recreational divers shouldn't go below about 130 feet, but one Egyptian diver recently ventured a bit deeper -- going more than 1,000 feet below the ocean surface and setting a world record in the process.
Your PADI Open Water SCUBA adventure with is the most popular diving course in the world. Dive Today with 5 pool/class sessions followed by two separate days of 2-tank dives at Lake Mead. You will be able to dive anywhere in the world to a depth limit of 60 feet with your buddy. Ages 10 and up, under 18 need a parent release. Boat Diving available for extra fee.