Sounds like some can be unhelpful: https://content.time.com/time/health/article/0,8599,1650352,00.html https://content.time.com/time/health/article/0,8599,16503

Sounds like some can be unhelpful: https://content.time.com/time/health/article/0,8599,1650352,00.html https://content.time.com/time/health/article/0,8599,1650352,... Although IDK about the quality of this study