SAN ANTONIO (EGMN) - Weight gain in the first year or two following diagnosis of early-stage breast cancer appears to be less pervasive in the modern era of chemotherapy and endocrine therapy than in times past, results of a retrospective study suggest.Numerous older studies have reported average weight gains ranging from 2.9 to more than 5 kg in the year following adjuvant chemotherapy in women with early-stage breast cancer. In contrast, the average weight gain in a 90-patient study reported at...