More than 16000 participated in the second Max Bupa Walk for Health initiative flagged off by tennis ace Sania Mirza in Delhi today. Max Bupa Walk for Health is a first of its kind initiative which aims to encourage people to walk more. The five kilometre walk in Delhi was flagged off by Sania. The Mumbai walk was flagged off by leading Bollywood actor Sonam Kapoor. Expressing her belief in the initiative Sania said More and more people are realising the importance of being fit and healthy. I personally believe that walking is a great way to stay fit and