What it means: Swelling that doesn’t subside overnight may signal fluid overload from failing heart, kidneys, or liver.
Red flags:
Pitting edema: Press ankle for 15 seconds—indent remains → possible heart failure
Swelling + shortness of breath: Stage 3 heart failure → ER immediately
Worse after salty meals: Possible kidney dysfunction brewing
What to do:
Elevate feet 12 inches above heart, 3x/day for 20 minutes
Stop salt intake for 72 hours; persistent swelling → request an echocardiogram
2. Tingling or Numbness (Peripheral Neuropathy)
What it means: Nerve damage from diabetes, B12 deficiency, or poor circulation.
Red flags:
Constant pins-and-needles
Burning or shooting pain in toes or soles
Loss of sensation
Action: Check blood sugar, vitamin B12 levels, and consult a neurologist if persistent.
3. Cold Feet or Color Changes
