Today, the IOM liberally recommends an even higher volume of total daily water intake: 3.7 liters (15 cups) for the average adult male and 2.7 liters (11 cups) for the average adult female. If these numbers seem daunting, donât worry.
There are two types of tumors: malignant (ma-LIG-nant), or cancerous, tumors are made up of abnormally shaped cells that grow quickly, invade nearby healthy tissues, and often make their way into the bloodstream. When these cells travel to other parts of the body, they form additional tumors.
Schwannoma is a cancerous tumor that occurs in the nerve sheath. The nerve sheath is a covering around the nerves in the brain and spine. Schwannoma are made up strictly of Schwann cells. These are the cells that normally produce the myelin sheath.