Phrasal verbs for 'Illness'
1. Come down with something: become ill with an illness that's not very serious
2. Bring up something / bring something up: vomit
3. Pack up: stop working or functioning
4. Pass out: faint, lose consciousness
5. Come round: become conscious again after fainting or being unconscious
6. Build your strength up / build up your strength: increase or become larger or stronger