There's a fanfic called 'Sickly Harry's Struggles'. In this story, Harry gets a strange sickness that affects his magic. It's interesting as it delves into how he tries to cope with it while still facing the challenges at Hogwarts. It also shows the different potions and spells the school tries to use to heal him.
One common theme is the idea of friendship. When Harry is sick in fanfictions, his friends like Hermione and Ron often come to his aid. Another theme is the mystery of the illness. It could be a new dark magic - induced sickness that no one has seen before.
One great 'Powerful Harry Potter' fanfiction is 'The Man Who Lived'. In this story, Harry discovers new powers early on and uses them to change the course of events at Hogwarts. It really shows a different side of his character, with his newfound strength and intelligence driving the plot in exciting ways.
One of the best 'Harry Potter' fanfictions is 'The Life and Times of Severus Snape' by 'laddergoat74'. It delves deep into Snape's backstory, adding new layers to his character. It's well - written and really makes you see Snape in a different light. Another great one is 'Harry Potter and the Methods of Rationality' which presents a more logical and scientific take on the wizarding world, with a very intelligent Harry. And 'A Black Comedy' is also quite popular as it has a unique sense of humor while still staying true to the essence of the 'Harry Potter' universe.
One more to consider is 'Snape: Beyond the Surface'. In this story, the author explores Snape's relationships with other characters like Dumbledore and McGonagall. It shows how his interactions with them were not always as straightforward as they seemed in the original books and adds more depth to his character.
I really like 'Harry Potter and the Methods of Rationality'. This fanfic takes a different approach by making Harry a more logical and scientific thinker. It has a unique take on the magic system and how Hogwarts operates. It's very engaging as it challenges the norms of the original series in a clever way.
Well, there's 'Harry's Malady'. It's a fanfic that focuses on a magical sickness that only affects those with a special type of magic, like Harry. It shows how isolated he feels at first, but then how the wizarding community comes together to try and help. And 'The Sickened Seeker' is a good one too. In this story, Harry's sickness is related to his Quidditch skills. It's a unique take on a sick Harry Potter fanfic as it combines his love for the sport with the struggle of dealing with an illness that affects his performance.
One great 'Harry Potter James Potter' fanfiction is 'The Marauders' Era'. It delves deep into the friendship of James Potter and his friends. It shows their adventures at Hogwarts, like their pranks on Snape. The characters are well - developed and it stays true to the original Potterverse feel.
First, decide on the type of sickness. It could be a magical illness like a curse or a more common wizarding cold. Then, think about how it will affect Harry's daily life at Hogwarts. For example, will he miss classes? Next, consider the reactions of his friends and teachers. Hermione might be very worried and start researching cures immediately. When writing, make sure to stay true to the Harry Potter universe in terms of the magic, settings, and character personalities.
One common theme is the struggle of the character. For example, if Harry is in sick detention, he might struggle to complete the tasks set for him while not feeling well. Another theme could be friendship. His friends might try to find ways to help him, like bringing him medicine or trying to get the detention cancelled.
Another option is to ask in 'Harry Potter' fan groups on social media platforms. For example, on Facebook or Reddit, there are groups dedicated to 'Harry Potter' fans. You can post a request asking for 'Harry Potter sick fanfiction' and other fans might be able to point you to some good ones they've read.