hearing hypersensitivity can be tested for, and characterized; you might then be able to hack noise cancelling headphones into more of a specific notch filter.

hearing hypersensitivity can be tested for, and characterized; you might then be able to hack noise cancelling headphones into more of a specific notch filter. an anti-hearing aid, in a way. flicker sensitivity causes epileptic seizures in some susceptible folks, at some frequencies. There was some problems with particular anime shows setting off the audience some time ago. Again, this can be something you can test and characterize. At home, with a strobe light whose rate you can vary, if nothing else. Mitigation might be harder but at least you'd have a better idea what sets it off.