Photo by Axel Dupeux
Out Now
Count Down
By Shanna Swan, PhD, with Stacey Colino
Scribner, February 2021
Paperback: Available February 8, 2022
Shanna H. Swan, Ph.D., is one of the world’s leading environmental and reproductive epidemiologists and a professor of environmental medicine and public health at the Icahn School of Medicine at Mount Sinai in New York City. An award-winning scientist, her work examines the impact of environmental exposures, including chemicals such as phthalates and Bisphenol A, on men’s and women’s reproductive health and the neurodevelopment of children.
Available in the U.S.
Available in the U.K.
What People Are Saying
“An essential book for this moment….I sincerely hope that everyone reads Count Down—the younger the better—so that they'll have the chance to preserve their fertility.”
— Ruthann Rudel, Research Director at Silent Spring Institute
“Grounded in irrefutable science and laced with dry, engaging wit, this epic book asks monumental questions….If you dream of children, grandchildren and generations beyond, you must read this book.”
— Pete Myers, PhD, coauthor of Our Stolen Future
“Swan solves one of the great mysteries of the moment: why sperm counts and fertility rates are dropping... This book shines an important light on what we need to do to bring back healthy reproduction.”
— David Michaels, former Assistant Secretary of Labor for OSHA and author of The Triumph of Doubt
Praise for Count Down
(starred review!)
Count Down Revelations…
Worldwide fertility has dropped more than 50% over the past 50 years.
A man today has only half the number of sperm his grandfather had.
The riskiest rooms for your fertility are your kitchen and bathrooms…not your bedroom.
Featured on…
Science Rules! with Bill Nye
SOS: Save Our Sperm. The chemicals we rely on for practically everything are slowly threatening our health, happiness, and the future of our species. Dr. Shanna Swan walks us through the evidence.
KPCC AirTalk
‘Count Down’: How The Chemicals All Around Us Are Affecting Fertility
Critically Speaking with Dr. Therese Markow
Dr. Shanna Swan - Sperm Decline and Human Extinction
Featured Talk
Toxic chemicals in our environment are being linked to a decline in fertility and sexual development among humans and animals alike, and the time to act is now. Watch as Phipps hosts Drs. Shanna H. Swan and Tyrone Hayes for an eye-opening conversation on this important topic.
Count Down
How Our Modern World Is Threatening Sperm Counts, Altering Male and Female Reproductive Development, and Imperiling the Future of the Human Race
Scribner (February 23, 2021)