About: http://webisa.webdatacommons.org/393332314

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	Because any of those devices are worn close to your ear, an embedded activity sensor can measure fitness metrics such as heart rate.
http://www.w3.org/ns/prov#wasQuotedFrom	gigaom.com