physical inactivity and poor sleep have been independently researched and documented numerous times, few studies have focused on the synergistic impact of these factors on mortality.A study published in the British Journal of Sports Medicine investigates the joint association of physical activity and sleep with all-cause and cause-specific mortality risks.The long-term study followed over 380,000 middle-aged men and women who are part of the UK Biobank.The participants completed questionnaires, interviews, and physical measurements to determine their baseline health condition along with their physical activity levels and sleep behaviors.Individuals were excluded from participating in the study if their baseline assessments indicated a.