B Activ is health care framework for Android. It provides feed for weather,UV ray presence and outdoor exercise venues. B Activ allows user to locallybroadcast the traffic, pollution and particle pollutant data to develop ainteractive user base for human sensing based crowdsourcing. Ultimate aim ofapplication is to induce a habit of indulging in outdoor exercise to keepcheck on cholesterol and obesity of adult user based on user's body mass index,gender and local condition.