Between 10 and 15 years dancing in the Ballet Folclórico de Chile (BAFOCHI), having touring internationally in an unforgettable time that took her to meet and visit countries such as France, Germany, Australia, Belgium, the Netherlands, Sweden, Italy, Spain and Israel Yamna In 2000 she began her career in television where she is part of "Generation 2000" program "Venga Conmigo" Channel 13, the following year, in 2001, she joined the Mega "Team Mekano".

In 2003 she underwent surgery for breast implants, then made several photo shoots for the TVN website which wiped out thousands of hits on the Internet that broke all records of visits.

Yamna Lobos with another dancer (Maura Rivera) recorded a cover of "La Cocotera" from the album "Clan Rojo en Verano" in 2005, the track being heard in the summer of that time and where she also obtained a gold disc .

The dancer won over voters with her previous campaign, which included concerts and various activities and was crowned queen of this year with more than 13,700 votes from the public who attended the event, considered the favorite in the group of candidates opponents.

In 2012 poses for the fourth day in which she confessed that although it was uncomfortable for her and led to some personal problems was an unforgettable experience, but no regrets, no plans to repeat