Questions with the keyword 'illness'

• How does Hayfever happen? And is there any way to permantly block it? by sebadam to Mike, Pip, Tianfu, Tim, Tom Comments: (So far, one comment )
• why are some people born with eg blindness, or some sort of illness, and others not? by confuddled213 to Mike, Pip, Tianfu, Tim, Tom Comments: (No comments so far )