Thiruvananthapuram, July 11 -- Dr PK Warrier, who popularised Ayurveda, died in Kerala's Kottakal on Saturday a month after celebrating his 100th birthday on June 8, his family said. Decorated with the country's third and fourth highest civilian awards -Padma Bhushan in 2010 and Padma Shri in 1999 - Warrier was also a freedom fighter. He was known as a connoisseur of arts, an author and a teacher....