Céline Dion on Performing Again Amid Husband's Health Issues: 'Songs Have a New Meaning Now'

Céline Dion returned to the Las Vegas stage Thursday for the first time since last August as her husband, René Angélil, continues his fight against throat cancer.

Before hitting the stage of her long-running show at Caesars Palace, the “My Heart Will Go On” singer held a press conference that touched on her husband’s health and her new take on the lyrics of her heartfelt songs.

Céline Dion on Rene Angelil's Cancer Battle: My Husband Wants to 'Die in My Arms'

Céline Dion is staying strong for her husband.

As René Angélil continues to battle throat cancer, the singer will return to her Las Vegas stage to resume her Caesars Palace residency Thursday after a year-long hiatus.

Céline Dion Says People Told Her to 'Think Twice' Before Vegas Residency – But She's Glad She Didn't Listen

Josh Groban on Céline Dion's Ailing Husband: Her Voice 'Gives Him Life'

Singer Josh Groban gave some firsthand insight into the marriage of his friends Céline Dion and René Angélil on Wednesday.

Céline Dion on Ailing Husband René Angélil: 'I'm Scared of Losing Him'

Céline Dion is no stranger to a fight.

As the singer prepares to take the stage on Aug. 27 at Caesars Palace’s Colosseum, she opens up to PEOPLE about her decision to resume her residency despite her husband René Angélil’s ongoing battle with cancer.

“I am scared of losing him, because it’s bad,” she says in this week’s issue. “But I have to show myself, my husband and my kids that I’m strong and we’re okay.”

Céline Dion 'Trying to Stay Positive' as She Helps Husband Heal, Friend Says

Those close to Céline Dion were not shocked to learn the singer decided to postpone all of her show business activities indefinitely to care for her husband, René Angélil.

“They are each other’s lives,” friend Robin Leach tells PEOPLE of Dion, 46, and Angélil, 72, who currently reside in Las Vegas with their three children, René Charles, 13, and fraternal twins Eddy and Nelson, 3. “He and her family come first and she’s always made that clear.”

Céline Dion Postpones Las Vegas Residency and Cancels Asia Tour Due to Husband's Cancer

Céline Dion has postponed her Las Vegas residency, canceled her Asia tour and postponed all of her show business activities indefinitely because of her husband’s ongoing health issues.

René Angélil had a tumor removed from his throat last December, and his illness has caused “a very difficult and stressful time,” the singer says in an exclusive statement to PEOPLE.

Céline Dion's Husband René Angélil Recuperating After Second Battle with Throat Cancer

Céline Dion’s husband is recovering from surgery to remove a tumor from his throat.

René Angélil, 72, underwent the successful procedure on Dec. 23, his rep confirmed to PEOPLE.

The music manager was previously diagnosed with throat cancer in 1999, when Dion, 45, briefly retired to help him heal.

Céline Dion on Her Marriage to Rene Angelil: We Had Our Tough Times

Every relationship has its ups and downs, and Céline Dion admits that her 18-year marriage to her manager Réne Angélil has definitely had its rough patches.

“Réne and I had our tough times. It wasn’t always easy,” the star, 45, admits in an interview with Vegas Deluxe’s Robin Leach.

Céline Dion's Montreal-Area Home Broken Into

There’s no place like home – especially Céline Dion’s.

Just ask the guy who was caught after allegedly breaking in.

In fact, Daniel Bedard, 36, was about to step into the bathtub of the Montreal-area residence on Monday when law officers, tipped off by the alarm system, showed up at the house with a canine unit, police tell the Associated Press.

Already, they say, the bather had helped himself to some sweets from the singer’s kitchen.