I got sudden severe chills causing shaking. No fever. Aching bones. No upper respiratory distress. No cold symptoms. Shortness of breath.
Hello,Chills without fever may indicate following possibilities Hypoglycemia AnemiaHypothyroidism Age - elderly may have more difficulty with body temperature regulationStress or anxietyUncontrolled diabetesB–vitamin complex deficiency (may increase cold sensitivity) You need to undergo blood sugar, CBC (Complete blood Count), TFT (Thyroid function test) to rule out the possible causeYou should drink plenty of water and multi vitamins supplementsYou should take coffee, tea and warm water to drinkYou should do meditation and deep breathing exercises to relieve stressI suggest you to consult your regular doctor for further evaluation and management.I hope this helps.