A common sign of approaching death is:

High blood pressure, or hypertension, is not typically associated with approaching death. In fact, many individuals may experience fluctuations in blood pressure, but it does not serve as a reliable indicator of the dying process. Instead, late-stage patients often show a trend towards low blood pressure due to circulatory failure.

While a clenched jaw may be observed in some individuals due to muscle tension or anxiety, it is not a common sign of impending death. It does not reflect the physiological processes associated with dying and can occur in various contexts unrelated to the end of life.

Increased thirst can indicate dehydration or other medical conditions but is not typically a sign of nearing death. In fact, as the body approaches the end of life, patients often experience a decreased desire for food and drink, including a reduced sensation of thirst, which contrasts with this choice.