Solfeggio frequencies, or specific tones of sound believed to have powerful effects on our mood and well-being, are having a moment.
Short reels playing the tones are all over Instagram, and if you scroll through TikTok, you’re bound to encounter a video set to the so-called “healing vibrations.” You can find them all over YouTube, on wellness apps, and even in sound healing events at your local yoga studio or spa.
Jenna Marcovitz, a board-certified music therapist and the director of music therapy in the department of integrative medicine at UCLA Health, suspects solfeggio frequencies have become so popular because people are busier and ever and “are craving ways to feel calm and grounded in a world that feels overstimulating and loud.”
But do the low vibrations actually relieve anxiety and stress — or are they all hype? HuffPost asked sleep and music psychology experts for their two cents. Here’s what they said.
What are solfeggio frequencies — and why did they get so hot?






