Latest Campbell Evidence

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  Mindfulness training improves health and quality of life for adults Mindfulness Based Stress Reduction is a group-based health promotion intervention to improve health and the way people deal with stress and life’s challenges. The core ingredient is mindfulness training through physical and mental exercises practiced daily for eight weeks. The mindful non-judgmental attitude of being present with what arises is practiced in the formal exercises and in everyday situations. This review assesses the effect of MBSR programs on outcome measures of mental and physical health, quality of life and social functioning in adults.

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  Treatment of sexual offenders reduces reoffending, but more research needed to identify effective interventions Sexual offender treatment programs to reduce reoffending have been implemented in many countries as part of a strategy in managing this offender group. However, there are still controversies regarding their effectiveness. This review integrates findings from six experimental and 21 quasi-experimental studies that compare groups of treated sexual offenders with equivalent control groups. These studies tested whether treated sexual offenders differed from the control groups in sexual and other reoffending.

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  Cash-based humanitarian assistance approaches can increase food security and are more cost effective than in-kind food transfers Cash-based approaches have become an increasingly common strategy for the provision of humanitarian assistance. This review assesses the effects of cash-based approaches on individual and household outcomes in humanitarian emergencies. It also assesses the efficiency of different cash-based approaches and identifies factors that hinder and facilitate programme implementation.

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  Later school start times may produce benefits for students but more evidence is needed Later school start times have been implemented around the world as a means of avoiding the potentially negative impacts that early morning schedules can have on adolescent students. Even mild sleep deprivation has been associated with significant health and educational concerns: increased risk for accidents and injuries, impaired learning, aggression, memory loss, poor selfesteem, and changes in metabolism. This review examines the effects of later start times on these outcomes.

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