Preferably physically sick. Found these characters in: Peerless Sick Beauty [Rebirth] My Darling Sick Beauty The White Cat's Divine Scratching Post My Husband is Suffering from Terminal Illness
After the god of war became my concubine or something along those lines. MC is ill and ML is disabled.
https://www.novelupdates.com/series/i-have-medicine/ Body is weak/dying https://www.novelupdates.com/series/death-progress-bar/ Poisoned body https://www.novelupdates.com/series/accompanied-by-a-fool-to-do-farming/ Brain injury https://www.novelupdates.com/series/in-the-future-my-whole-body-is-a-treasure/ Ml was injured and recovering (there is another one similar to this one but it's behind a paywall)