Health monitoring appliance

A health monitoring system for a person, comprising:

• a mobile telephone case including a cellular transceiver to provide wireless data and voice communication;
• a sensor including one or more electrodes mounted on the mobile telephone case to contact the person's skin and capture bio-electrical signals therefrom;
• an amplifier coupled to the electrodes;
• a processor coupled to the amplifier;
• and
• a screen coupled to the processor to display medical data.

A monitoring system for a person, comprising:

• one or more wireless nodes forming a wireless network;
• and
• a wearable device including:
• a processor;
• a transceiver coupled to the processor to communicate with the one or more wireless nodes;
• a wearable sensor on a patch or bandage secured to the person's skin and coupled to the processor, wherein the wearable sensor is wirelessly connected to the processor or wired to the processor through a cable;
• an accelerometer coupled to the processor;
• a thumb sensor coupled to the processor;
• a microphone and a speaker coupled to the processor;
• and
• a screen coupled to the processor, wherein the processor displays data on ECG, heart rate, respiration rate, noninvasive blood pressure, temperature, and oxygen saturation on the screen upon selection.