Your complaints of high cholesterol
along with sleeplessness
,chest heaviness and tingling in hands and legs suggest uncontrolled diabetes
and resultant micro as well as macro vascular complications.
Sleeplessness can be caused by various reasons in you.
...uncontrolled sugar resulting in urinating more in night.
...more fatigue because of uncontrolled sugar
...if you are snoring,it may mean you are having sleep apnea.
TINGLING in hands and arms suggest diabetic neuropathy
because of micro vascular complication of uncontrolled diabetes.
HEAVINESS in chest may be due to coronary artery disease which is a macro vascular complication of uncontrolled diabetes.
You must consult a diabetologist
and get your self investigated thoroughly by getting cardiac evaluation,sleep studies,eye examination,kidney function tests etc.
Get your dose of insulin revised and must make sure that your blood sugar levels are controlled meticulously.
Get injections of VIT B12 to take care of neuropathy symptoms.
For controlling of your all the symptoms,the most primary and important treatment is control of our sugar levels.
Reduce your calories and must do some exercises.
Reduce your weight.