When it comes to selecting a sound for relaxation, Brownian noise and white noise are two commonly used options. While both types of noise can be effective in promoting a sense of calm and well-being, there are some key differences between them. White noise consists of sound across all frequencies at equal amplitudes, creating a "shushing" or static-like sound. In contrast, Brownian noise consists of a range of frequencies and amplitudes, creating a more complex and dynamic sound. Some research has suggested that the complexity of Brownian noise may be more effective in promoting relaxation and reducing stress, as it can stimulate the brain and promote a state of deep relaxation. However, white noise may be better at masking background sounds, making it a useful tool for reducing distractions and promoting better sleep. Ultimately, the choice between Brownian noise and white noise may depend on personal preference and the specific use case. Experimenting with both options can help you find the sound that works best for your individual needs and preferences.