[1] Since 1984, Ávalos obtained a number of leading roles on stage, including the theatrical productions The Rocky Horror Show and Jesus Christ Superstar.

[13] Avalos's breakthrough came in 1986 with her first leading role on television in the successful series El padre Gallo, media referred to Ávalos as "The New Young Super-Star".

[26][27] On December 18, 2022, Ávalos, competed and eventually, she became one of the winners during the Final competition of the reality cooking show MasterChef Celebrity México, accompanied by her daughter, the Italian entrepreneur and fashion model Valentina Benaglio.

[43] After some modeling work, Ávalos began appearing in several stage productions in 1984; first, portraying supporting roles and providing backing vocals in plays such as El Títere-Pinocchio by Chespirito or Fausto Musical,[44] subsequently she portrayed the leading role of Mary Magdalene on Jesus Christ Superstar, initially, she was the replacement; Ávalos also provided lead and backing vocals on stage and the official LP.

[53][54] Soon after, Ávalos provided backing and lead vocals for the 1986 FIFA World Cup official album Bienvenidos – Viva México '86 by Spanish tenor Plácido Domingo.

[55][56][57] Later, in that year, Televisa's CEO Emilio Azcárraga Milmo hired Ávalos to play her first leading role on TV, in the highly rated soap-opera "El padre Gallo", she portrayed both female and male characters.

[14][58][59][60][61] In 1987, Ávalos made a number of notable appearances on TV, she portrayed the main antagonist in two drama series, "Tal como somos" co-starring Enrique Álvarez Félix;[62][63] and "Tiempo de amar" by Silvia Pinal, co-starring Fernando Allende;[1][64][55][65] on the other hand, Ávalos obtained the leading role of La Malinche on the stage production "Malinche Opera – Una epopeya musical" about the fall of the Aztec Empire.

[94] and Madrid Spain, it became her last studio recording under Warner Brothers; the album spawned several hit singles, including "No No No", "Obligame" (ft vocals by K. C. Porter),[94][95][96] "Amor Sin Dueño" and "Volverás y Volveré"; nevertheless, the most successful songs were the lead single "Aparentemente",[97] and the signature single "Como Puedes Saber",[98][99][100] During the second half of 1991, Ávalos embarked on the "Amor Sin Dueño" Tour, which included night club and massive live performances; it lasted until mid-1995, and reached its peak in 1993, when Ávalos created the project "Show de Gala Internacional", that included several multiple changes of stage and costumes, and multiple music genres such as rock, electronica, Big band, bolero, mariachi, funk, latin ballad and Rhythm and blues.

[106] In early 1993, Ávalos toured LatinAmerica with "Tenías Que Ser Tú 93", that included a number of consecutive shows at the defunct Cabaret "El Patio".

[5][6][112][113] In September 1995, Ávalos released the successful Bolero single "Para Olvidarme De Tí" distributed by Universal Music and Melody;[114] right before moving to Epic Records and Sony Music, in the same month, she made her last live performance as a pop-rock act on Siempre en Domingo, Ávalos sang both "Para Olvidarme de Tí" and "Como Puedes Saber", one of her best-selling singles, released in 1991.

The album spawned a number of successful songs, including "Mi Corazón se Regala" (lead single accompanied by a music video),[125] "Pena Negra" and "Si Tu Cuerpo", all of them released in 1996; later, it was released "Ayer Hablé Con Mi Orgullo" (lead single in the United States accompanied by a music video).

[127][128][129] At the time, Ávalos portrayed one of the main antagonists in the highly rated TV series "La Antorcha Encendida"; an historical drama which described the events during the independence of Mexico from the Spanish Empire.

[133] At the time, Ávalos released under Sony the folk song "Ojitos Traidores" which combines elements of cante gitano and Mariachi, an homage to Javier Solís.

[140][141][142] In November 1999, Ávalos released "Danza del Milenio", a power pop/cumbia song, recorded in collaboration with Televisa and Pernod Ricard; it was accompanied by an expensive music video to promote Brandy Presidente by Casa Pedro Domecq.

[143] By the time, Ávalos obtained her seventh leading role on stage, she portrayed "Doña Ines de Ulloa" in the religious-fantasy drama "Don Juan Tenorio" performed at Diego Rivera theater.

[151][152] In 2001, Ávalos launched an art exhibition in collaboration with American artist Nadine Markova called "Sexaciones", it was released in order to spread social and environmental awareness, and addressed multiple topics including sexual harassment, menstruation and international political conflicts.

[156][157] In 2004, after a brief hiatus, having spent time facing problems in her personal and professional life,[158][159] Ávalos portrayed the main antagonist in the successful romance-drama "Apuesta por un amor".

[168][169][170] In February 2006, Ávalos was invited to perform at Viña del Mar International Song Festival, Chile; her performance was not only for entertainment purposes, she entered directly into the "International Competition", in which, she was the headliner during the second and final stage; subsequently, Ávalos became one of the finalists with the power-ballad "Arder";[23][171][172][173] the event was broadcast via television to many Latin American countries, expanding Avalos' fame throughout the continent.

[177] [178][179][180] On September 15, 2009, Ávalos gave a concert in front of an audience of over 80 000 people at Zócalo (Mexico City Main Square), during the Independence Day celebration, hosted by Mexican President Felipe Calderón.

[181] In early 2010, Ávalos became part of the supergroup "Ellas Las Divas" alongside jazz singer Lila Deneken, they signed to "Continental" and released the studio album "Como Dos Tragos de Tequila" on August 1, 2010.

[140][191] In 2013, Ávalos was hired to portray the leading role as a medical assistant in the thematic series Nueva vida [es] alongside Héctor Suárez Gomís; supported by a large cast, the show was created to address multiple female health issues, including pregnancy and maternity.

[208][209][210] Ávalos returned to the stage in September of the same year; she created a large-scale musical show called "México Lindo Y Querido"; Ávalos took the leading role and was accompanied by a number of comedians, musicians, actors, extras and dancers, supported by the "Villas de Chalco girls' choir" (homeless children foundation); the show also included multiple stages, outfit changes, mariachi, impersonations and a Dance of the Flyers performance by "Los Voladores de Papantla"; the stage production had its premiere in Mexico City; subsequently, Ávalos went on tour with "México Lindo Y Querido".

Written and composed by Ávalos, "Angeles Sin Alas" will be the lead single from her upcoming ninth studio album titled Evolución (Evolution), an experimental project, scheduled for release in late 2019, which will venture into a large number of genres including New-age music, ambient, techno and Avant Garde.

In 1989, Ávalos signed a contract with Bacardi Limited to be the face of its official media ad campaign from 1990 to 1993, supported by other actors including Eugenio Derbez.