TikTok personality Rebecca Luna has died at the age of 49 following a battle with early-onset Alzheimer's disease. Her death has drawn attention to the rare, aggressive form of dementia that strikes people well before the typical age of onset, and highlights the impact she had on her online following through sharing her health journey.

Luna had built a presence on TikTok, where she was known to followers before her diagnosis brought early-onset Alzheimer's into the spotlight. Further specific details of her career, diagnosis timeline and cause of death were not provided in the available report.