Breast tenderness is all of that. It could be tenderness, pain, swelling...etc of a breast or nipple
Massage them this relieves the tenderness temporarily
that means it is getting ready to go into heat
Missed period, breast tenderness or swollen nipples, morning sickness, headaches.
yes some women experience nipple tenderness. This is separate from breast tenderness. Sometimes the breast tenderness may not occur, or may come later in the post-ovulatory stage of the cycle.
yes some times you will fell some tenderness around them and that only means your growing breast
Tender nipples are caused by infrequent orgasms. This can be solved by masturbation or sex. If this is difficult, use sites such as Chatroulette for stimulus.
It's about 1.5-2 on Mohs scale of mineral hardness.
if you are female sore breasts/nipples have little to do with your virginity and a lot to do with menstruation and hormones. tenderness because of hormones in the middle and end of your cycle is normal. other possibilities could be dryness or chaffing from clothing
During puberty many boys' nipples become very sensive and indeed some boys grow small breasts, which like the tenderness and increased sensitivity, generally reduces again as you pass through puberty. And remember that if you think that your nipples are senitive it might help you to realise just how sensitive your girlfriend's nipples are.
you cant, the swelling in nipples are part of puberty, its normal, unless it hurts and doesnt go away over time, in that case you shoudl go to a doctor, but in the mean time your going to have to live with it
If your cat is not altered, there is a good chance she is pregnant. Her mammary glands could be swelling in preparation for filling with milk.