<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.baadhi, lakini sio yote, masomo kama hayo umeonyesha chama kati ya matatizo ya uzazi ya mwanaume na phthalate yatokanayo ya mama.  <response>: in most, but not all studies, an inverse relationship has been found between weight and breast cancer among pre-menopausal women. 