__The fusiform gyrus is also in the frontal lobe, and also plays an interesting role in language processing in the brain. This area helps you recognize words and classify things within other categories. Damage to this part of the brain can cause difficulty in recognizing words on the page.
Damage to the nerves in the leg and foot are another common cause of numb feet. Damage to the peripheral nervous system is known as peripheral neuropathy and affects how signals are transmitted from the nerves to the central nervous system, commonly causing foot numbness.
Healthgrades Editorial Staff. Tingling in both feet can have a number of causes, including an injury, sitting in one position for a long period of time, or a circulation problem that impairs blood flow to the feet. Tingling in both feet can also be caused by nerve damage from extreme heat or cold or from toxic substances. Alternatively, tingling in both feet may be caused by peripheral neuropathy, a disorder in which the peripheral nerves that relay signals between the body and the brain and spinal cord lose function. Peripheral neuropathy can be due to a number of specific diseases and disorders, including diabetes and alcoholism.