Related Clues:

• Was bugged in winter?
• Controlled by software, evidently upset
• Was feeling poorly
• Was down with something
• Put in a letter box
• Affected negatively
• Felt sickly
• Felt awful
• Wasn't oneself
• Felt ill
• Had to miss school, perhaps
• After the end of Zumba, I ran and was sick
• Needed to skip work, perhaps
• Had discomfort
• Was sidelined for a while