Inclusion Criteria:  In order for a patient to be eligible to participate in this study, the following criteria need to be met:  admitted to the AAW Age ≥ 18 years Able to speak and read Dutch Willing and able to provide written informed consent  Exclusion Criteria:  A patient who meets any of the following criteria will be excluded from participation:  Not able or willing to wear a wearable sensor on the chest continuously for 14 days Planned major surgery in the upcoming 30 days At the time of AAW admission already known to be discharged home or admitted to the hospital Any skin condition, for example prior rash, discoloration, scars, infection, injury or open wounds at the area (Left lower rib) where the sensor needs to be placed Known sensitivity to medical adhesives Wearing an active implantable device (e.g. ICD, pacemaker) Intend to go to the sauna or go swimming in the upcoming 14 days Pregnant or breastfeeding Use of creams or lotions that are known to influence the skin at the area where sensor is placed (such as medical and non-medical creams or lotions)