Print Email Share Comments Recommend Tweet The average age of women becoming mothers has risen in the United States, and in the last 20 years, a few women have even entered motherhood in their 60s. By implanting embryos produced by in-vitro fertilization using egg cells donated by younger women, women who have passed menopause can become pregnant and give birth. A new study of 101 women age 50 and older who had children using donated…