Cell phones have an unreliable signal.
Cell phones aren’t water proof and can’t be taken into the tub or shower.
Cell phones need constant charging.
Heart attack/stroke victims usually can’t speak! So, 911 will have no way of knowing your need or location.
Cell phones can be very expensive!
Cell phone companies usually lock you into long-term contracts.
Cell phones usually aren’t carried by a person while in their home.
Cell phones can be out of reach: during charging, if on bedside table, or if slides across the floor during a fall.