humming / singing
Ne gluzhi izvairiishanos, bet bremzeeshanu gan

https://helpdementia.com/why-do-people-with-dementia-suddenly-start-humming-or-singing/

"When people with dementia start humming or singing, it’s often a response to familiar music that triggers memories and emotions from their past.
The act of humming or singing can be calming and soothing, providing a sense of comfort and relaxation. Incorporating music into the daily routine of someone with dementia can be incredibly beneficial. It not only improves their mood and reduces stress but also enhances their quality of life."