An exercise “sweet spot” reverses cognitive deficits of aging by growth-hormone-induced neurogenesis oleh Daniel G. Blackmore, Frederik J. Steyn, Alison Carlisle, Imogen O’Keeffe, King-Year Vien, Xiaoqing Zhou, Odette Leiter, Dhanisha Jhaveri, Jana Vukovic, Michael J. Waters, Perry F. Bartlett