I have to agree with MK and Candy. There are lots of explanations for what you are feeling and seeing. At 16 your both is still changing, especially during your menstrual cycle. My breast always got sore before my period started. Keep up with the self exams. Follow through if you feel a lump. In the meantime, don't worry about
something that probably is not there. Lauri
"Go confidently into the direction of your dreams. Live the life you always imagined" Thoreau
Life is not measured by the number of breaths we take, but by the moments that take our breath away.