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.
A treble voice is a voice which takes the treble part. In the absence of a separate descant part, this is normally the highest-pitched part, and otherwise the second highest. The term is most often used today within the context of choral music in reference to youthful singers.