A system for assessing a status of a spinal implant, the system comprising: a reader device; a wearable body sensor comprising: a first short-range receiver, a first short-range transmitter, and an inertial measurement unit, wherein the wearable body sensor is configured to: be positioned over at least a portion of a spine of a wearer, measure movement information corresponding to spinal motion of the wearer while the wearer performs one or more movements while wearing the wearable body sensor, a spinal implant comprising: one or more sensors configured to measure implant information comprising one or more characteristics of a fusion status of the spinal implant while the wearer performs the one or more movements, wherein the one or more sensors comprise a load sensing assembly configured to detect a strain experienced by the spinal implant, a second short-range receiver, and a second short-range transmitter, and an assessment system comprising one or more electronic devices, wherein the assessment system is in communication with the reader device, wherein the wearable body sensor is configured to communicate at least a portion of the movement information to the reader device, wherein the spinal implant is configured to communicate at least a portion of the implant information to the reader device via the second transmitter, wherein the reader device is configured to provide at least a portion of the movement information and the implant information to the one or more electronic devices associated with the assessment system, wherein the one or more electronic devices are configured to process at least a portion of the implant information and the movement information to assess the one or more characteristics of the fusion status of the spinal implant to thereby allow the determination whether the implant is experiencing unusual or anomalous strain during certain movements. a reader device; a wearable body sensor comprising: a first short-range receiver, a first short-range transmitter, and an inertial measurement unit, a first short-range receiver, a first short-range transmitter, and an inertial measurement unit, wherein the wearable body sensor is configured to: be positioned over at least a portion of a spine of a wearer, measure movement information corresponding to spinal motion of the wearer while the wearer performs one or more movements while wearing the wearable body sensor, be positioned over at least a portion of a spine of a wearer, measure movement information corresponding to spinal motion of the wearer while the wearer performs one or more movements while wearing the wearable body sensor, a spinal implant comprising: one or more sensors configured to measure implant information comprising one or more characteristics of a fusion status of the spinal implant while the wearer performs the one or more movements, wherein the one or more sensors comprise a load sensing assembly configured to detect a strain experienced by the spinal implant, a second short-range receiver, and a second short-range transmitter, and one or more sensors configured to measure implant information comprising one or more characteristics of a fusion status of the spinal implant while the wearer performs the one or more movements, wherein the one or more sensors comprise a load sensing assembly configured to detect a strain experienced by the spinal implant, a second short-range receiver, and a second short-range transmitter, and an assessment system comprising one or more electronic devices, wherein the assessment system is in communication with the reader device, wherein the wearable body sensor is configured to communicate at least a portion of the movement information to the reader device, wherein the spinal implant is configured to communicate at least a portion of the implant information to the reader device via the second transmitter, wherein the reader device is configured to provide at least a portion of the movement information and the implant information to the one or more electronic devices associated with the assessment system, wherein the one or more electronic devices are configured to process at least a portion of the implant information and the movement information to assess the one or more characteristics of the fusion status of the spinal implant to thereby allow the determination whether the implant is experiencing unusual or anomalous strain during certain movements.