Having a worse case of the flu

• More tender
• More in need of Bengay, say
• More in need of liniment
• More sore, like someone who has run a marathon
• Not so good physically
• Needing more kneading, maybe
• Sorer
• More flu-like, say
• Increasingly sore

Wiktionary Word definitions in Wiktionary
a. (en-comparativeachy)