Researchers have said women who engaged in at least 150 min/week of aerobic activity and at least 60 min/week of muscle-strengthening activities had the most substantial risk reduction compared with inactive women. In this week’s research Anders Grontved (Harvard School of Public Health Boston MA USA and University of Southern Denmark Denmark) and colleagues prospectively followed up 99316 middle-aged and older women for 8 years from the Nurses’ Health Study ([NHS] 2000–2008) and Nurses’ Health Study II ([NHSII] 2001–2009) who did not have diabetes at baseline and determined whether their weekly time spent performing resistance exercise lower intensity muscular conditioning