System for collecting physiological data comprising a data collection equipment comprising at least one sensor module configured to capture physiological measurements, and a surveillance system configured to recover and transmit physiological measurements, wherein: • the data collection equipment comprises a garment wherein the sensor module and the surveillance system are integrated, • the surveillance system is integrated at the level of a collar portion of the garment configured to be located at the level of the base of the neck of a wearer and comprises: ∘ at least two casings (201, 202) being mechanically connected flexibly to be shaped to the shape of a portion of the body on which the surveillance system is capable of being placed; ∘ at least one flexible connecting member (211, 212) to mechanically connect the at least two casings (201, 202), directed along a plane and deformable by bending along one single direction which is perpendicular to said plane, and configured to electrically connect the at least two casings (201, 202); ∘ a data acquisition and wireless communication module installed in a first of the two casings; ∘ a module for detecting movements installed in a second of the two casings, electrically connected to the data acquisition and wireless communication module and configured to capture movement data, the module for acquiring data and wireless communication being configured to recover and send physiological measurements and movement data to a remote receiver. • the data collection equipment comprises a garment wherein the sensor module and the surveillance system are integrated, • the surveillance system is integrated at the level of a collar portion of the garment configured to be located at the level of the base of the neck of a wearer and comprises: ∘ at least two casings (201, 202) being mechanically connected flexibly to be shaped to the shape of a portion of the body on which the surveillance system is capable of being placed; ∘ at least one flexible connecting member (211, 212) to mechanically connect the at least two casings (201, 202), directed along a plane and deformable by bending along one single direction which is perpendicular to said plane, and configured to electrically connect the at least two casings (201, 202); ∘ a data acquisition and wireless communication module installed in a first of the two casings; ∘ a module for detecting movements installed in a second of the two casings, electrically connected to the data acquisition and wireless communication module and configured to capture movement data, the module for acquiring data and wireless communication being configured to recover and send physiological measurements and movement data to a remote receiver. ∘ at least two casings (201, 202) being mechanically connected flexibly to be shaped to the shape of a portion of the body on which the surveillance system is capable of being placed; ∘ at least one flexible connecting member (211, 212) to mechanically connect the at least two casings (201, 202), directed along a plane and deformable by bending along one single direction which is perpendicular to said plane, and configured to electrically connect the at least two casings (201, 202); ∘ a data acquisition and wireless communication module installed in a first of the two casings; ∘ a module for detecting movements installed in a second of the two casings, electrically connected to the data acquisition and wireless communication module and configured to capture movement data, the module for acquiring data and wireless communication being configured to recover and send physiological measurements and movement data to a remote receiver.