My sister caught a cold and is feeling quite ill.
The doctor said I should drink plenty of fluids when I'm ill.
It's not fair that the teacher grades us when we're ill and miss class.
I couldn't go to the party last night because I was feeling ill.
I feel ill today, so I'm going to stay in bed.
The doctor prescribed me some medicine for my ill headache.
I hope my cold doesn't make me too ill to attend the school dance.
She had to take a day off work because she was feeling ill.
I feel ill after eating too much candy.
We had to cancel our trip because my friend fell ill.
My grandfather has been feeling ill for a while now, so we're taking him to the doctor tomorrow.
If you're feeling ill, try to drink plenty of fluids and get plenty of rest to help your body recover quickly.
It's really important to take time off work if you're feeling ill, to avoid spreading germs to others.
Alice is feeling pretty ill today, so she's decided to stay home and rest.
The flu made me feel really ill last week, but thankfully I'm starting to recover.
The athlete's performance was hindered by an illness that prevented him from training properly.
His occasional bouts of illness made it difficult for him to maintain a consistent work schedule.
Despite feeling ill, she pushed through and attended the meeting.
The doctor said the illness was not serious and would pass within a few days.
Illness can be easily spread in crowded places, so it's important to wash your hands regularly.
The ill-fated attempt to climb Mount Everest resulted in the loss of several lives.
The company's profits are expected to take a hit due to the ill effects of the pandemic on the economy.
Despite feeling ill, she managed to deliver an outstanding performance at the concert last night.
It is ill-advised to make important decisions when you are feeling emotional or stressed.
The scientists conducted several experiments to determine the ill effects of smoking on the lungs.
The doctor's prognosis was grim, and she saw no hope for a complete recovery from the patient's long-standing illness.
Despite feeling quite ill, she managed to make it to the meeting on time and deliver an outstanding presentation.
Because of his severe allergies, he fell ill frequently, and his quality of life significantly decreased.
The ill-effects of climate change are becoming increasingly apparent, with rising sea levels and more frequent natural disasters.
The government's ill-considered policies led to widespread protests, and a sense of disillusionment among citizens.