Just before you head to the nearest music store and buy a musical instrument to play a music piece on your blues guitar, it will help a lot if you know at least a brief history about it. By doing so, it will help you to have a much better connection with the piece you're creating from your guitar. Check out www.play-blues-guitar.eu/blues-guitar-youtube-gary-davis-candy-man-lesson.php to get started.
Well, some of the early blues artists have found success in making a name for themselves either by creating songs or performing new styles that had a lasting influence on the following generations of blues artists. These early success lead to the important characteristics that has now been known as blues music.
As a matter of fact, blues music is actually a cyclical music forming meaning that musical lyric, pattern or even chord progression and then repeated throughout the song. This basic structure and form is thought commonly to be a reflection of call and response format of African music that's introduced by slaves and several other field workers.
What's more, early examples of blues forms were not standardized whether you believe it or not. From chord progressions, patterns and forms as well were all left to individual performer to decide. But as time goes by, some forms emerged to be a favorite among artists. There are performers who have garnered enough popularity to be very influential within ranks of blues musicians. As a result, the 12 bar blues has spread widely across the music industry throughout the period of 1920s to 30s.
Still, there are other chord progressions that are seen as guitar blues including the 8 and 16 bar forms. Early blues musicians oftentimes are making use of odd numbered bars similar to 9 or 11 bar structures but not as standardized forms. Rather these odd measured forms were used as an improvisational manner since the music or lyrics dictated.
Dominant chords itself are major characteristic of blues music as it is used extensively. Most of the time, blues melodies are distinguished by the use of blues notes the flattened third, fifth as well as seventh of diatonic major scale of keys. The combination of the harmonic structures as well as major chords at the same time along with the minor scale notes as melodic and ornamentations are creating iconic and distinctive sounds of the blues. There are instances that blues notes are bent or slid into, instrumentally or vocally and specific rhythm or phrasing of this movement sets a distinctive individuals aspect of the blues style.
The real purpose of blues notes is to create artistic expression and create interesting variations that's away from the standard scale degrees and not to mention, to have a dramatic flourishes at the important parts of the song. Visit https://www.udemy.com/swing-acoustic-blues-guitar-lessons to read more about this.