the.com/cardiovascular
the plumbing and pump that keep you from being a puddle of unmoving cells.
means relating to the heart and blood vessels working together as one closed transport system.
from from latin cardio (heart) plus vascular, from vasculum, little vessel — 19th century physicians stitched the two words together once they realized the heart and the pipes were one job, not two.
total pipelineabout 60,000 miles of vessels in one adult
daily workloadheart beats roughly 100,000 times a day
leading killercardiovascular disease kills more people than anything else
fetal shortcutbabies bypass the lungs via a heart shunt
for instance
framingham heart study — tracked one massachusetts town since 1948 to define risk factors
william harvey 1628 — first described blood circulation as a closed loop
marathon runner's heart — resting rate can drop below 40 beats per minute