It's possible you're thinking of:
* Meningitis: A serious infection of the membranes that surround the brain and spinal cord.
* Chagas disease: A potentially life-threatening parasitic disease that can affect the heart, digestive system, and other organs.
* Mining: The process of extracting valuable minerals from the earth.
If you're concerned about a medical condition, please consult a medical professional. They can provide accurate information and diagnosis.