Ideal blood pressure is categorized as normal. Increased blood pressure may be categorized as elevated, stage 1 or stage 2 depending on the specific numbers. A diagnosis of high blood pressure is usually based on the average of two or more readings taken on separate visits.
Hypertension can be diagnosed by performing careful and repeated measures of the blood pressure. Blood pressure categories include normal blood pressure, defined as a systolic pressure less than 120, and a diastolic pressure less than 80. Elevated blood pressure is defined as a systolic pressure 120 to 129, and a diastolic pressure less than 80.
The New York Times: How a Snake Uses Its Sense of Smell
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AZ Central: Yes, snakes can fly. But not in Arizona. 10 facts to know about them, like how they smell
Snakes "smell" with their forked tongues, collecting scent particles to analyze with their Jacobson's organ. Snakes don't have external ears. They sense vibrations through their jawbone and inner ear.
Yes, snakes can fly. But not in Arizona. 10 facts to know about them, like how they smell
AOL: Copperheads smell like cucumbers, don't they? Ten myths about snakes explained
World Snake Day is July 16, but at The Clarion-Ledger, we're having Snake Week. After all, sharks have their own week, so why not snakes? From July 15-19, The Clarion-Ledger will publish a ...
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