In episode 2, Sounds Gooey, of Because You Were Home Eimear and Grace discuss all the things that make a good horror movie. 
‘Why true horror movies are about more than things going bump in the night’ -- theconversation.com
https://a2medialiam.wordpress.com/2013/09/09/effect-of-horror-films-glenn-sparks/ 
https://time.com/4995896/scary-movies-burn-calories/
https://now.tufts.edu/articles/why-do-we-horror-movies#:~:text=%E2%80%9CThe%20idea%20is%20that%20horror,horror%20films%2C%E2%80%9D%20Turvey%20said.&text=and%20racial%20fears.-,%E2%80%9CHorror%20films%20can%20put%20us%20in%20touch%20with%20what%20we,constructed%20fears%2C%E2%80%9D%20Turvey%20said. 
John Landi Monsters in the Movies:  100 Years of Cinematic Nightmares
https://www.youtube.com/watch?v=r9fGeCRcf5A
https://www.primevideo.com/detail/0OWMMIY49EVS3WLZEH629DGFWI/ref=atv_sr_def_c_unkc__62_1_13?sr=1-62&pageTypeIdSource=ASIN&pageTypeId=B07GTJ2ZQ5&qid=1598219877
"Horror Genre Secrets for Screenwriters" by Anthony Metivier https://a.co/gqoi3L9