Progeria, also known as Hutchinson-Gilford progeria syndrome (HGPS), is a rare genetic condition that causes a child's body to age fast.Most kids with progeria do not live past the age of 13. The disease affects both sexes and all races equally.rogeria, also known as Hutchinson-Gilford progeria syndrome (HGPS), is a rare genetic condition that causes a child's body to age fast.
Pentatonix is made up of Avi Kaplan, a most distinctive bass; Kevin Olusola, the vocal percussionist or the beatboxer; Kirstie Maldonado, the mezzo soprano and only girl in the line-up; Mitch Grassi who does both tenor and counter-tenor voices; and Scott Hoying, the baritone who sings lead most of the time.
Instruments that produce sound via a vibrating string(s) stretched between two points, which is bowed, struck, or plucked. Idiophones World music classification for instruments that produce sound from the substance of the instrument itself by being struck, blown, shaken, scraped, or rubbed. (The most common Western instruments in this category belong to the percussion family. Examples include cymbals, triangle, gong, and maracas.)