Embodiments described herein relate to health monitoring apparatuses, systems and methods that allow a user to passively monitor her/his health. Embodiments include acquiring chemical substances from a subject's skin (e.g., in sweat and/or sweat vapor or oil excretions) using a sample capture system located on a mounting portion in a fixed location. Embodiments also include analyzing chemical substance(s) acquiring from the subject's skin to generate raw data. Embodiments further include analyzing the raw data to generate health status data for a particular subject.