An eye mask, comprising: an eye mask core assembly having first and second heat producing areas separated by a distance corresponding to a separation of human eyes and having first and second ends, said eye mask core assembly producing heat in response to an application of a voltage thereto; a band attached to the first and second ends of said eye mask core assembly having first and second ends; and first and second insulated wires having first ends connected to said eye mask core assembly, and second ends for connection to a power supply, wherein said eye mask core assembly is constructed such that when the eye mask is attached to a user's head using said band, said eye mask core assembly disposes said first and second heat producing areas substantially adjacent to and in place over said human eyes without significant pressure on corresponding first and second eyelids of the user, and wherein said eye mask core assembly comprises: a support member attached to said first and second ends of said band; and a heating element attached to said support member and coupled to said first and second insulated wires and formed of a flexible substrate, said heating element having a first eye-shaped portion and a second eye-shaped portion separated by a center portion and a conductor having a serpentine pattern in said first and second eye-shaped portions and a low-heat pattern in said center portion. an eye mask core assembly having first and second heat producing areas separated by a distance corresponding to a separation of human eyes and having first and second ends, said eye mask core assembly producing heat in response to an application of a voltage thereto; a band attached to the first and second ends of said eye mask core assembly having first and second ends; and first and second insulated wires having first ends connected to said eye mask core assembly, and second ends for connection to a power supply, wherein said eye mask core assembly is constructed such that when the eye mask is attached to a user's head using said band, said eye mask core assembly disposes said first and second heat producing areas substantially adjacent to and in place over said human eyes without significant pressure on corresponding first and second eyelids of the user, and wherein said eye mask core assembly comprises: a support member attached to said first and second ends of said band; and a heating element attached to said support member and coupled to said first and second insulated wires and formed of a flexible substrate, said heating element having a first eye-shaped portion and a second eye-shaped portion separated by a center portion and a conductor having a serpentine pattern in said first and second eye-shaped portions and a low-heat pattern in said center portion. a support member attached to said first and second ends of said band; and a heating element attached to said support member and coupled to said first and second insulated wires and formed of a flexible substrate, said heating element having a first eye-shaped portion and a second eye-shaped portion separated by a center portion and a conductor having a serpentine pattern in said first and second eye-shaped portions and a low-heat pattern in said center portion.