You are suffering from peripheral neuropathy
apart from disc degeneration. You need to take vitamin B12. Numbess in the area of neck spine is possibly because of compression of spinal nerve roots which usually happens in cases of disc degenerations in some people. You need to supplement calcium and get treated for osteoporosis
, which is a certain possibility. Please get examined for blood sugar levels to identify Diabetes mellitus
and also get tested for thyroid function. Constipation can be caused by a variety of reasons one of which is hypothyroidism
. Dizzy spells can be because of low blood sugar
or low hemoglobin levels as in hypothroidism. Please also get a routine cardiac check up in view of your age and weight.