Former Prime Minister of Kenya, Raila Odinga, who had arrived at Koothattukulam in Kerala's Ernakulam district for Ayurvedic treatment, died on Wednesday following a cardiac arrest, police and hospital authorities said.

Odinga collapsed during a morning walk within the premises of the Ayurvedic facility and was rushed to a private hospital in Koothattukulam, where he was pronounced dead around 9.52 am, a spokesman for the Ayurvedic eye hospital said.