Want to eat healthier? Or move around town in a more sustainable manner? Or just lead your daily life in a smarter way? You need to try the 7 Days Challenge. The Swedish Embassy here in association with the TERI School of Advanced Studies has organised the Challenge targeting youth from classes 9 to 12 in schools and graduate and post-graduate students in colleges across the national capital from January 17 to 23. The Challenge is basically a call to action for the participants to practise sustainable lifestyles and consists of seven days of practical sustainable solutions focusing on three