A method to detect heart rate based on electrical bio-impedance Kun-Yang Li, Wen-Hui Chen, Lian-Rong Zheng, Shan-Qing Wang, Xian-Ming Li and Guan-Zheng Liu ITM Web Conf., 7 (2016) 09014 Published online: 21 November 2016 DOI: 10.1051/itmconf/20160709014