The long term negative effects of anxiety and depression are also the same. Depression can increase your chances of developing heart disease by as much as 60%. Many scientists believe that the influence of anxiety in developing heart disease is even higher than that of depression.
Contralto/Alto. Contralto is the lowest female operatic voice, usually with a deep and dark timbre. True operatic contraltos are very rare. Technically, alto is only a separate category in choral music where it refers simply to the vocal range. Male Voice Types: Tenor Leggiero tenor - The male equivalent of a lyric coloratura voice, this is an often light and very agile tenor voice, capable of coloratura and able to sing notes above the tenor C.
Baritone range: The baritone voice is the middle-range voice type for males; it lies between the bass and tenor ranges, overlapping both of them. The typical baritone range is from A2 (the second A below middle C) to A4 (the A above middle C).