Blood Pressure Log-HR Monitor has not disclosed specific data categories it collects, based on its official Play Store privacy label.
Extracted automatically from the developer's own privacy policy text -- not independently verified by Nomatra.
“if you log into our Services by using a third party site or platform such as Facebook and any other social media, we may access information about you from that site or platform, such as your screen name, profile information, including picture, and friend lists”