Related Clues:

• Has the flu, e.g.
• Is indisposed
• Is down with something
• Can't take it any longer
• Is troubled
• Feels unwell
• Doesn't feel so well
• ''It's good for what ___ ya''
• Good for what ___ you
• Suffers bodily woes
• Is peaked
• Needs medicine
• Has a fever, say
• Is off one's feed
• Is out of the pink?