Yes, mostly: Breast size is mostly a result of genetics. A recent paper showed there are seven distinct genetic changes associated with large breasts. Other factors include your weight, nutritional status, pregnancy status, medications, and the overall height and weight of your mother.
Answered 4/25/2019
5.7k views
Partially: Breast size is related to genetics, hormones and body fat.
Answered 6/22/2017
5.4k views
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question