The idea behind haikus is that you must show and not tell in 17 syllables, a daunting task and one i dont try to take on. In this poem you basically tell us somebody is dying of cancer, without any sort of language that titillates the mind or makes us feel the pain of cancer. All in all it was fine, but with room for improvement.
Keep up the good fight
Those who control their passions do so because their passions are weak enough to be controlled.
- William Blake
Lord, grant me chastity and continence... but not yet.
St. Augustine
When all else fails, we can whip the horses eyes