How do I tell my boss I threw up?

How do I tell my boss I threw up?
How do you text in sick examples?

“I have [sickness] and will need to take a sick day today.
“I’m really not feeling well today, so I don’t think I will be able to do my job productively or efficiently.
“I’ve come down with [sickness] and need to use a sick day today, but I’ll be back at work tomorrow.

How do you text in sick examples?
  1. “I have [sickness] and will need to take a sick day today.
  2. “I’m really not feeling well today, so I don’t think I will be able to do my job productively or efficiently.
  3. “I’ve come down with [sickness] and need to use a sick day today, but I’ll be back at work tomorrow.