How long is an adult human heart?
An adult human heart is about 12 cm (4.72 in) long.
Size source: en.wikipedia.org
Compared with things you know
- About 80% of the height of a smartphone (15 cm)
- About 63% as long as a medium banana (19 cm)
- About 7.1% of the height of an adult person (1.7 m)
Did you know?
An adult heart weighs 250 to 350 g and beats about 72 times a minute at rest.
