1,000 DAYS IS THE LEADING NOT-FOR-PROFIT ORGANIZATION WORKING IN THE U.S. AND AROUND THE WORLD TO ENSURE WOMEN AND CHILDREN HAVE THE HEALTHIEST FIRST 1,000 DAYS. WE WORK WITH GLOBAL LEADERS AND GRASSROOTS COMMUNITIES OF PARENTS TO MAKE THE 1,000 DAYS BETWEEN A WOMAN'S PREGNANCY AND HER CHILD'S 2ND BIRTHDAY A WINDOW OF OPPORTUNITY TO BUILD HEALTHIER, BRIGHTER FUTURES.