Longest marathon aerobics / exercise class
- Esther Featherstone
- 39/20 hour(s), minute(s)
- United Kingdom Haywards Heath
The longest aerobics marathon is 39 hours 20 minutes and was performed by Esther Featherstone (UK) at Clair Hall in Haywards Heath, West Sussex, UK from 15 to 17 September 2012.