An eye mask system (700/800), comprising: a regulated power supply for outputting a first voltage having approximately a predetermined value; and an eye mask core assembly coupled to said regulated power supply, comprising: a heating element coupled to and receiving power from said regulated power supply and formed on a flexible substrate, and having first and second heat producing areas which are separated by a center portion at a distance corresponding to a separation of human eyes and having first and second ends, said first and second heat producing areas producing heat in response to an application of power from said regulated power supply, and a conductor, wherein said conductor in said center portion is configured to electrically connect said first and second heat producing areas but is not designed to produce heat, and has a serpentine pattern in said first and second heat producing areas producing heat in response to an application of said first voltage; and an attachment system (130/140/820/840) connected to said heating element for causing said heating element to conformally fit over human eyes, said attachment system (130/140/820/840) constructed such that when said eye mask core assembly is attached to a user's head, said eye mask core assembly disposes said first and second heat producing areas in proximity to the user's eyes without substantial pressure on corresponding first and second eyelids of the user, said attachment system comprising a band attached to first and second ends of said eye mask core assembly (110/800), and first and second insulated wires having first ends connected to said eye mask core assembly (110/800), and second ends for connection to said regulated power supply, wherein the eye mask system (700/800) is characterized as being a feedforward system without thermal feedback. a regulated power supply for outputting a first voltage having approximately a predetermined value; and an eye mask core assembly coupled to said regulated power supply, comprising: a heating element coupled to and receiving power from said regulated power supply and formed on a flexible substrate, and having first and second heat producing areas which are separated by a center portion at a distance corresponding to a separation of human eyes and having first and second ends, said first and second heat producing areas producing heat in response to an application of power from said regulated power supply, and a conductor, wherein said conductor in said center portion is configured to electrically connect said first and second heat producing areas but is not designed to produce heat, and has a serpentine pattern in said first and second heat producing areas producing heat in response to an application of said first voltage; and an attachment system (130/140/820/840) connected to said heating element for causing said heating element to conformally fit over human eyes, said attachment system (130/140/820/840) constructed such that when said eye mask core assembly is attached to a user's head, said eye mask core assembly disposes said first and second heat producing areas in proximity to the user's eyes without substantial pressure on corresponding first and second eyelids of the user, said attachment system comprising a band attached to first and second ends of said eye mask core assembly (110/800), and first and second insulated wires having first ends connected to said eye mask core assembly (110/800), and second ends for connection to said regulated power supply, a heating element coupled to and receiving power from said regulated power supply and formed on a flexible substrate, and having first and second heat producing areas which are separated by a center portion at a distance corresponding to a separation of human eyes and having first and second ends, said first and second heat producing areas producing heat in response to an application of power from said regulated power supply, and a conductor, wherein said conductor in said center portion is configured to electrically connect said first and second heat producing areas but is not designed to produce heat, and has a serpentine pattern in said first and second heat producing areas producing heat in response to an application of said first voltage; and an attachment system (130/140/820/840) connected to said heating element for causing said heating element to conformally fit over human eyes, said attachment system (130/140/820/840) constructed such that when said eye mask core assembly is attached to a user's head, said eye mask core assembly disposes said first and second heat producing areas in proximity to the user's eyes without substantial pressure on corresponding first and second eyelids of the user, said attachment system comprising a band attached to first and second ends of said eye mask core assembly (110/800), and first and second insulated wires having first ends connected to said eye mask core assembly (110/800), and second ends for connection to said regulated power supply, wherein the eye mask system (700/800) is characterized as being a feedforward system without thermal feedback.