Patent ID: 7872188

Claim:
A method comprising: determining a plurality of heart rate sections for an individual, wherein each of the plurality of heart rate sections has an average beats per minute; selecting a plurality of songs, wherein each of the plurality of songs has an average beats per minute approximately equal to an average beats per minute of one of the plurality of heart rate sections; and playing the plurality of songs in a sequence on a song playing device; and wherein the plurality of songs includes a middle song, which is played in the middle of the sequence and which has an average beats per minute which is greater than the average beats per minute of all of the other songs of the plurality of songs; wherein the plurality of songs includes one or more preceding songs which are played in the sequence so that they precede the middle song, and each of which has an average beats per minute which is less than the average beats per minute of the middle song; and wherein the plurality of songs includes one or more succeeding songs which are played in the sequence so that they succeed the middle song, and each of which has an average beats per minute which is less than the average beats per minute of the middle song.