Progesterone Breast Growth . Men and women both have mammary glands so what's the difference well we saw that they'd have the ducts and the differences in size but the big difference is that when do mammary glands develop they typically develop during puberty so before puberty they they're pretty much identical in boys and girls before they develop they undergo puberty so they have the basic structure of undeveloped mammary gland but it's the changes in puberty that caused the development of mammary glands now what happens is that you have an increase in pro estrogens and progestogens in p when you start off the menstrual cycle and um and a girl has her first menarche her first menstrual cycle that's when you start to have that cyclical waves of estrogens and progesterone but what happens in male puberty is that you have increased levels of androgens you do have some estrogens and aromatase as well but this is things like you'll get increased high levels of andr...
Hairy nipples
Coarse, dark hairs around the nipple are quite common. You can pull them out with tweezers, but this can cause irritation because the skin round the nipple is very sensitive. It is probably better simply to cut them off close to the skin. This is easier if you hold the end of the hair with tweezers to keep it taut. The hairs will grow again, so you will have to cut them off again from time to time.
Hairs round the nipple are nothing to worry about unless you have excess hairiness on other parts of the body and your periods are irregular. If this is the case, you may have polycystic ovary syndrome (PCOS) and you should see your doctor.
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