Ballpark — March 22, 2026

Words in a typical 300-page novel

90,000 words

Standard estimate of 300 words per page.

Times the average human heart beats in a year

37 million

Assuming an average of 70 beats per minute.

Liters of blood in an adult human

5 liters

Roughly 7% of your total body weight.

Calories in a stick of butter

813 calories

Pure fat is energy-dense.

People who speak English as a first or second language

1.49 billion

Includes native and non-native speakers.