About: http://webisa.webdatacommons.org/229273640

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	I agree with you that it could be related to the water you consumed throughout the day, and if you ate a higher amount of salty foods--you may be retaining some fluid especially with working outside in the heat.
http://www.w3.org/ns/prov#wasQuotedFrom	sparkpeople.com