Usually the first sign of Pneumonia is being out of breath or having a hard time breathing and coughing a lot.
Other signs that you may have Pneumonia are.
High fever up to 105 F.
Coughing out greenish, yellow, or bloody mucus.
Chills that make you shake.
Feeling like you can't catch your breath, especially when you move around a lot.
Feeling very tired.
Low appetite.
Sharp or stabbing chest pain (you might feel it more when you cough or take a deep breath)
If you think you have Pneumonia you should go to the doctor or an emergency room because some severe cases of Pneumonia can be fatal if left untreated.