So we were told that firmer is better. Coil Counts and Wire Gauges. Coil counts reflect the number of coils used in a full size mattress with a 252 and a 312 being basic standards. There are many variations with 600 and 800 and more coils per mattress.
Numbness is usually describe as a tingling sensation which can disappear quickly, such as numbness after sitting for a long while which fades away once the legs start to move. Numbness due to a broken toe can cause severe pain and swelling. Numbness in toes caused by compressed nerves in the lumbar spine is accompanied by pain to the lower back and legs extending to the toes. Other symptoms include a burning feeling, anxiety, prickling sensation, frequent urination, pain while walking, lower back pain, itchiness, muscle spasms, and pain on the toes.
It may also cause a patient to drag their legs or feet when they walk because of the loss of feeling. This symptom is usually the first symptom of leg weakness. According to Medline Plus, numbness and tingling in the legs could be caused by pressure that is placed on the nerves.