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.
Tessitura is a good determiner of voice type; range alone does not tell where a voice sounds its best and vocal color on its own does not determine either of those. Sopranos and tenors generally sound bright, contraltos and basses generally sound dark, and mezzo-sopranos and baritones are of medium color.