With nearly 20 years of experience, she's written for publications such as The New York Times, The Atlantic, Consumer Reports, Family Circle, Glamour, Health, Pacific Standard, Women's Health, Prevention, and Parents. Peachman spent the first half of her career in Manhattan as a health editor at magazines such as Family Circle, Parents, and Healthy Living. In 2001 she was a fellow of the Council for the Advancement of Science Writing, and in 2002 she earned a master's degree in science journalism from the Columbia University Graduate School of Journalism. She now lives in New Jersey with her husband and two daughters.