<human>:  What are the symptoms of chickenpox?
<bot>: The main symptoms of chickenpox include a rash, fever, fatigue, and itchy blisters. Other symptoms can include headache, loss of appetite, and sore throat. In some cases, people may experience nausea, abdominal pain, and coughing. Complications to watch out for include bacterial skin infections, dehydration, and pneumonia.