Baby boom
A baby boom is any period marked by a greatly increased birth rate. This demographic phenomenon is usually ascribed within certain geographical
Geography is the science that studies the lands, features, inhabitants, and phenomena of Earth. A literal translation would be "to describe or write about the Earth". The first person to use the word "geography" was Eratosthenes...

 bounds and when the number of annual births exceeds 2 per 100 women (or approximately 1% of the total population size). People born during such a period are often called baby boomer
Baby boomer
A baby boomer is a person who was born during the demographic Post-World War II baby boom and who grew up during the period between 1946 and 1964. The term "baby boomer" is sometimes used in a cultural context. Therefore, it is impossible to achieve broad consensus of a precise definition, even...

s; however, some experts distinguish between those born during such demographic baby booms and those who identify with the overlapping cultural generations
Generation , also known as procreation in biological sciences, is the act of producing offspring....