Before assuming new, sudden clinginess is purely emotional, what essential first step is advised?

Answer

A prompt visit to the veterinarian to rule out physical causes

If clinginess appears suddenly, especially if accompanied by other symptoms like lethargy or pacing, veterinary consultation is essential to rule out underlying physical issues before treating it as a purely behavioral problem.

Before assuming new, sudden clinginess is purely emotional, what essential first step is advised?
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