Infection makes people grow new sense organs; protagonist permits himself to be infected for love
125849
Short story from 70s with alien parasites that enhance nervous system
124543
Man clones himself to have the clone do things he doesn't enjoy
11691
Movie: Creature crawls out of its current hosts mouth into next hosts mouth
109975
Hero who is against enhancements but has some himself
26391
SF Story about human adapting to alien environment
12631
Novelette where human race divided into those with skin symbiote and those without
141204
Story about a guy who intentionally becomes ultimate bad guy to trigger societal change
20582
Manga/webtoon where the protagonist has eyes that warn him of things using colours; his emotions were sent back to his younger self
155483
Science-fiction book where the protagonist has a hidden blade inside his body
54446
Story about living planet linked to skin lesions
130576
Book about genetic engineering to defeat disease that turns children into hermaphrodites
116371
Aren't we all philosophical zombies?
66599
Does eating infected flesh have an effect?
2463
Story ID - Humans of various epochs are transported to a world
34537
Short Story-Experiment to hack metabolism via implant, patient escapes using keyboard to hack himself
131274
Earthlings create and interact with a pocket universe; universe inhabitants eventually desire to escape
132781
Short story about a teenager who has his brain replaced with a microchip (Psychological Horror)