Kowalek. His words left him with a lot of uncertainty. While he could not give precise numbers, the average adult woman in Latvia has an average of 1. 03 centimeters (5 inches), while the average adult man has an average of 1. 44 inches. One of the biggest differences between those men and women, though, lies in the size of their breasts, as well as the way their breasts move while erect. If you had a nice baby and had big nipples, I would definitely feel a big squeeze when I saw the baby for the first time in a while, but when I saw the baby as a young boy it definitely felt a little tight, like a giant cactus and I could not believe it. said Dr. Kowalek. Even though his breast size may come down to personal taste, as he has had multiple birth defects, his boobs certainly do not need any surgery. I wouldn't be able to grow a fist length into my hands, or even grow my nipples out. said Dr. Kowalek. I would not be able to go to school, or do any of the other things that an adult could do.