It is also brings with it significant health issues which in turn may also result in death. It is a major causal factor for falls, urinary tract infections, it contributes to cognitive impairment, pressure ulcers and low blood pressure.

It is a particular problem in the elderly due to age related physiological changes - decreased body water content, reduced sense of thirst and decreased kidney function. The issue is further exacerbated for those who also have an underlying illness or reduced mobility, who may deliberately drink less to avoid bathroom trips or who simply struggle to reach, lift, and hold drinks.