No, I don't think so, if it was harmful, mothers with infants would have harmed breasts ;)
nope. sucking to normal girl breast is not harmful
Can sucking in your stomach while pregnant be harmful?
Breast sucking will not avoid breast cancer.
they get smaller :)
maybe
No it is not.
When you start sucking on it.
Yes
Sucking on a wife's breast can help enhance emotional connection, increase pleasure during intimacy, and promote bonding between partners.
It's not harmful assuming none of the people have STDs.
stop!
No it does not.