A system for monitoring a plurality of individuals engaged in an activity, the system comprising: a base station comprising a base station database, wherein the base station database includes a threshold value of a metric of a first individual; a plurality of individual monitors configured to communicate wirelessly with the base station ; a plurality of sensors , each sensor in communication with an individual monitor , each configured to be coupled to an individual, and each configured to sense a characteristic of the individual and to transmit, during the activity, data indicative of the characteristic to the individual monitor ; and a group monitoring device configured to communicate wirelessly with the base station , wherein each individual monitor is configured to store the data and to wirelessly transmit, during the activity, the data to the base station at a lower resolution than it is stored, wherein the base station is configured to receive the data and to transmit, during the activity, a metric based on the data to the group monitoring device , wherein the base station is configured to store at least one of the data and a metric in the base station database, wherein the group monitoring device is configured to display a representation of the metric, wherein the base station is configured to transmit a notification to the group monitoring device in response to a metric of the first individual crossing the threshold value, or wherein the threshold value comprises a range, and wherein the base station is configured to transmit a notification to the group monitoring device in response to a metric of the first individual being outside the range, wherein the base station further comprises a plurality of docking stations , and wherein the base station is configured to receive the stored data from an individual monitor of the plurality of individual monitors via a wired connection when the individual monitor is coupled to a docking station of the plurality of docking stations . a base station comprising a base station database, wherein the base station database includes a threshold value of a metric of a first individual; a plurality of individual monitors configured to communicate wirelessly with the base station ; a plurality of sensors , each sensor in communication with an individual monitor , each configured to be coupled to an individual, and each configured to sense a characteristic of the individual and to transmit, during the activity, data indicative of the characteristic to the individual monitor ; and a group monitoring device configured to communicate wirelessly with the base station , wherein each individual monitor is configured to store the data and to wirelessly transmit, during the activity, the data to the base station at a lower resolution than it is stored, wherein the base station is configured to receive the data and to transmit, during the activity, a metric based on the data to the group monitoring device , wherein the base station is configured to store at least one of the data and a metric in the base station database, wherein the group monitoring device is configured to display a representation of the metric, wherein the base station is configured to transmit a notification to the group monitoring device in response to a metric of the first individual crossing the threshold value, or wherein the threshold value comprises a range, and wherein the base station is configured to transmit a notification to the group monitoring device in response to a metric of the first individual being outside the range, wherein the base station further comprises a plurality of docking stations , and wherein the base station is configured to receive the stored data from an individual monitor of the plurality of individual monitors via a wired connection when the individual monitor is coupled to a docking station of the plurality of docking stations . <EOS>