I have a bad cough. I'm coughing a lot.
I have allergies. I'm sneezing all the time, and my eyes itch.
I hardly ever get headaches, but I have one now.
I have a stomachache. I often get stomachaches.
I have a toothache.
l feel sick. I often get sick when I eat shellfish.
I have a cold and a sore throath. I get a lot of colds.
I have a fever. I think I'm getting the flu.