. ABOUT THE GIRLTREK MOVEMENT. GirlTREK is a grassroots, movement-building organization and is the largest and most inspiring non-profit organization for Black women’s health in the nation. With a membership of 1.2 million members, and counting, a viral podcast called Black History Bootcamp with close to 2M downloads and a volunteer infrastructure that directly serves thousands of the nation’s Blackest neighborhoods – GirlTREK’s influence is unm...