Many retirees would love to retire somewhere warmer with a beautiful coast and a reasonable cost of living. Puerto Vallarta, Mexico, is one of the options many retirees may want to consider. There are several challenges to consider such as the difficulties with Medicare in foreign countries and the different income tax situations.
The air pressure inside a human body is roughly equivalent to the pressure of the atmosphere. Normal air pressure is about 13.7 pounds per square inch at sea level.
Blood pressure is the pressure inside the arteries (blood vessels). It is measured in two numbers, such as 110/70 (110 over 70). The first or top number (systolic pressure) is the highest pressure in the arteries when the heart pumps blood into them. The second or bottom number (diastolic pressure) is the lowest pressure when the heart rests to refill between beats. Adults 18 years and older: