Instead, she advocates for well - trained police officers who can identify the
behavioral signs of impairment and less invasive biological marker
tests, which could be immediately performed at the roadside to
confirm the presence of a cannabinoid.
Once you mention them to your vet, however, they will recognise that
behavioral changes and an increased appetite (often accompanied by weight loss) can be early signs of an overactive thyroid gland, and will recommend blood
tests to
confirm it.