Thank you for writing.
Your symptoms are quite broad - you will need a full evaluation to know what is wrong. The symptoms in your feet sound like they could be due to damaged nerves. This is called peripheral neuropathy. Peripheral neuropathy is damage to the peripheral nerves. These are the nerves that connect your spinal cord to the rest of your body and may be causing your back pain.
Many diseases and conditions can cause peripheral neuropathy. The damage may occur due to:
Lack of oxygen
Diabetes is a cause of this kind of nerve damage in the feet.
Please schedule an appointment with your doctor as soon as possible.