Yes—pneumonia is often treatable and can resolve fully, but recovery depends on the cause (bacterial vs viral), severity, age, and underlying health conditions. In bacterial pneumonia, the right antibiotic choice and consistent adherence typically lead to clear improvement. Viral pneumonia is managed primarily with supportive care and careful monitoring. Older age, COPD, heart failure, diabetes, or immunosuppression can prolong recovery and raise complication risk. Stopping treatment early or delaying evaluation can worsen outcomes. The most effective approach is to follow a clinician-guided plan, monitor symptoms, and complete recommended follow-up when indicated.