TY - JOUR T1 - Potential impact of wearables on physical activity guidelines and interventions: opportunities and challenges JO - British Journal of Sports Medicine UR - http://dx.doi.org/10.1136/bjsports-2023-106822 PY - 2023/08/07 AU - Gill JMR AU - Chico TJ AU - Doherty A AU - Dunn J AU - Ekelund U AU - Katzmarzyk PT AU - Milton K AU - Murphy MH AU - Stamatakis E ED - DO - DOI: 10.1136/bjsports-2023-106822 PB - BMJ Y2 - 2025/04/07 ER -