communication with the mobile device fig1 indicates how a system of continuous and adaptive vital data monitoring with clinical accuracy may result in a healthier lifestyle and peace of mind fig2 illustrates the functioning of elements of an eco system 200 according to the present invention showing a finer granularity level than fig1 and illustrating some of the steps performed by components of the closed loop ecosystem one element or category is a plurality of wearable sensors 110 in fig1 including one central sensor and one or more auxiliary or remote sensors worn by a user each sensor is configured to monitor one of the user 39 s physiological parameters examples of typical parameters of interest are listed in table 1 as shown in fig2 measurements of one or more of these parameters may be initiated at step 240 as and when desired by the user using an interface of an application on a convenient portable device easily accessed by the subject such as a smart phone 105 in fig1 alternately the parameters may be automatically measured as programmed in such an application components of device 105 include receiver 106 transmitter 107 processor 108 and display screen 109 the central sensor is typically worn on the wrist typical locations for other sensors include the forehead chest fingertip earlobe and leg examples of measurement technologies used include photoplethysmography ppg electrocardiography ecg 3 axis accelerometry temperature measurement using thermistors and electrodermal activity monitoring some of the sensors often those at the forehead.