Cancer Survivor Sydney Towle Builds 800K Community on TikTok

Sydney Towle came home from receiving her cancer diagnosis in tears, opened TikTok, and simply told her followers the truth. That raw moment in 2022 transformed her small account into a community of over 800,000 people who follow her journey with rare cancer.

The Dartmouth graduate had started posting dance videos during COVID-19 lockdowns, then began sharing her mental health struggles after moving to Los Angeles. When doctors diagnosed her with an aggressive form of cancer shortly after graduation, continuing to share felt natural.

"You guys have been through it all," she told her followers that day. "Now I have cancer." The video went viral because Towle was young and had shown no symptoms before her diagnosis.

Her openness came with a cost. Last year, Reddit groups accused her of faking her illness. The New York Times investigated and confirmed with her doctor that her diagnosis was real, but the episode nearly broke her spirit.

"It made me think, why did I share it on social media in the first place?" Towle says. She found her answer in the community she'd built and the lives she was touching.

Now strangers stop her on the street with stories that keep her posting. Some tell her they got mammograms because of her advocacy and caught their own cancers early. Others with invisible illnesses finally felt seen.

Why This Inspires

Towle's platform has become bigger than her own story. She's using her reach to advocate for rare cancers in young people and shine a light on invisible struggles, whether physical or mental.

Her time at Dartmouth, where she experienced both her happiest and loneliest moments, taught her something crucial about empathy. "You never know what someone is going through," she says. "There are so many invisible illnesses, and we should always be kinder to each other."

The most common comment she receives? "You don't look like you have cancer." That's exactly why her message matters. When people discover her diagnosis, they treat her differently, revealing how quick we are to judge what we can't see.

Towle shares two key messages with her followers. First, treat everyone with kindness because invisible struggles are everywhere. Second, trust your body and advocate for your health, even when you're young.

She no longer considers the criticism when deciding whether to post. She's learned to block negativity and focus on the people she's helping. The girl who made silly dance videos during lockdown has found her purpose in the most unexpected way.

One community of nearly a million people now knows to look deeper, ask kinder questions, and listen to their bodies.