It is no secret that mental health problems affect billion of people. From stress, to schizophrenia, mental health issues are now being treated as equal to physical ones, as they are no longer a taboo. Such an issue is paranoia, where people feel like they are being threatened in some way, even if there is no evidence, or very little evidence, that they are. This also affects seafarers, and can be exacerbated due to the loneliness that seafaring comes with.
paranoia-onboard-what-are-the-causes-and-how-to-address-it