1. What is baby eczema? Baby eczema is a common skin disease that usually appears within a few months of birth. Eczema typically presents as red, swollen, dry, flaky, and itchy skin. In severe cases, eczema can cause skin cracking, oozing, and infection. 2. Causes of Baby Eczema The exact cause of baby eczema is currently unknown, but some factors may lead to its occurrence. These factors include family genetics, environmental factors such as climate and air pollution, and certain foods or chemicals. 3. How to prevent eczema in babies. The best way to prevent eczema in babies is to keep them clean and dry.