Hi, Fiona
My EMS mare has responded very well to removing all grass, keeping her feet trimmed, regular exercise, and monitoring her starch/sugar intake. It is a learning curve but this group is invaluable and there is so much joy in reaching the healthy place with these horses. 
--
Shera Felde, Central Oregon, 2020
https://ecir.groups.io/g/CaseHistory/files/Story%20and%20Shera
https://ecir.groups.io/g/CaseHistory/album?id=253720