Possible Clues:

• There's no cure for this heartless thief turning over university
• It's passed around in winter
• It's still a good idea to get a shot for it
• Heartless thief turns over university and there's no cure for it
• Doctor dismissing a hateful affliction
• Heartless thief turns over university? If you get this, you'll be miserable!
• Winter bug
• Passed from one person to the next, it makes one miserable
• Passed from one person to the next, it makes you miserable
• Bad thing to catch