Swollen lymph nodes can often be felt as lumps under the skin, typically in areas like the neck, armpits, or groin. They might feel tender or even painful. Changes in size or consistency can also be an indicator. Have you noticed any changes in your lymph nodes, or is there a specific reason you're concerned about them right now? It's always a good idea to consult with a healthcare provider for a proper assessment. How can I support you further with this topic?