Céline Dion announced on Twitter Friday morning that she was cancelling her Courage world tour.

The tour was scheduled to run in European cities including London, Prague and Amsterdam through to 2024.

Dion said in December that she suffers from stiff-person syndrome (SPS).

Symptoms include stiff muscles in the torso, arms and legs.&nbsp;

Céline Dion says she's dealing with neurological condition known as stiff-person syndrome

Céline Dion apologized to her fans in Europe in an emotional social media post on Thursday, saying the rare neurological condition stiff-person syndrome is preventing her from hitting the stage for previously scheduled shows in the spring and summer.

Singer Céline Dion is shown in Paris at a fashion show on Jan. 22, 2019.

Singer Céline Dion is shown in Paris at a fashion show on Jan. 22, 2019. A recent interview between Céline Dion's sister Claudette, and a Quebec news outlet 7 Jours, has led to renewed speculation about the Grammy Award-winning singer's medical condition.  

Paris Fashion Vauthier

Singer Céline Dion is shown in Paris at a fashion show on Jan. 22, 2019. Dion was regularly performing until the coronavirus pandemic and health challenges have hampered her ability to return to the stage.  

The medical condition is preventing her from performing, she said in her statement posted to social media.&nbsp;

6 thrilling moments that prove Céline Dion is one of the greatest pop singers ever

Céline Dion performs onstage at the AccorHotels Arena in Paris on July 4, 2017.

Céline Dion in Paris

"I'm working really hard to build back my strength," she said.

"It's best that we cancel everything now until I'm really ready to be back on stage again."

I’m so sorry to disappoint all of you once again... and even though it breaks my heart, it’s best that we cancel everything until I’m really ready to be back on stage... I’m not giving up… and I can’t wait to see you again!” – Celine xx…<br>More info👉<a href="https://t.co/DHUch7W7OF">https://t.co/DHUch7W7OF</a> <a href="https://t.co/bgszxVd1za">pic.twitter.com/bgszxVd1za</a>

In 2022 Dion had rescheduled some of the shows on the Courage tour to 2023 and 2024.

&nbsp;has won 20 Juno Awards and was among the first to be honoured on Canada's Walk of Fame in Toronto, in 1999.

In addition to her health challenges, since 2016 Dion has dealt with the death of her husband, her mother and one of her brothers.

Céline Dion says she has rare neurological disorder, postpones tour

Canadian superstar Céline Dion announced she has a rare neurological condition called stiff-person syndrome and is pushing her 2023 shows to 2024. The syndrome causes muscle rigidity and spasms, which Dion says is affecting her vocal cords.

Céline Dion announced the cancellation of her European Courage world tour.

Céline Dion cancels her Courage world tour

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