The effect of universal voluntary HIV counseling and testing on epidemiological, behavioral, and psychosocial outcomes: An umbrella review of systematic reviews and meta-analyses.

Background: Despite progress in reducing global HIV-related mortality, the decrease in the rate of HIV incidence remains slow. As such, HIV testing remains crucial to the prevention of HIV and its treatment.

Objective: This review aims to examine the credibility and strength of evidence arising from systematic reviews of psychosocial, behavioral, and epidemiological outcomes associated with different delivery models of voluntary HIV counseling and testing.

School-based interventions for the treatment of childhood obesity: a systematic review, meta-analysis and meta-regression of cluster randomised controlled trials.

Objective: Schools offer an ideal setting for childhood obesity interventions due to their access to children and adolescents. This review aimed to systematically review the impact of school-based intervention for the treatment of childhood obesity.

Design: Eight databases were searched from inception till 30 May 2020.

Internet-based self-monitoring interventions for overweight and obese adolescents: A systematic review and meta-analysis.

Background: Internet-based self-monitoring intervention offers accessibleand convenient weight management. This review aimed to systematically review the evidence on the effectiveness of internet-based self-monitoring intervention for overweight and obese adolescents.

Method: PubMed, CINAHL, Cochrane Library, EMBASE, ProQuest, PsycINFO and SCOPUS were systematically searched for randomised controlled trials (RCTs) from inception until December 13, 2017.