Healthy Weight Research Projects In addition to responsive work, the Unit will be carrying out research projects covering various topics in Healthy Weight. Funnelback feed: Double click the feed URL above to editExplore our project by research themesFood systems and policy analysis workstream Economic circumstances and outcomes workstream Behavioural science workstream Lifecourse prevention & weight management workstream The NIHR Policy Research Unit in Healthy Weight is part of the NIHR and hosted by Ïã¸ÛÁùºÏ²Ê.