Assessing and Managing Pediatric Cardiac Rhythm Disturbances. Arrhythmia: Absence or disruption of cardiac electrical activity resulting in abnormality in the heart's normal rhythmic pattern. Bradycardia: A heart rate below the normal limit for age.
Throughout the world, about 900 million trees are cut down annually, as of 2014. That equates to about 2.47 million trees cut down every day. These trees are used to make everything from lumber and paper to deodorant and food additives. Continue Reading.
There are just over three trillion trees on Earth, according to a new assessment. The figure is eight times as big as the previous best estimate, which counted perhaps 400 billion at most.