Thyroid disease in cats is linked to heart disease and a fast heartbeat in conjunction with any other symptoms of thyroid problems is cause for a trip to the vet. Once the hyperthyroidism is treated, your cat's heart rate should return to normal.
Stress reaction â some studies have found that paranoia is more common in people who have experienced severe and ongoing stress â for example, prisoners of war. How stress can trigger paranoia is unclear.
If anxiety is an issue, you might want to look for lower levels of THC or simply a different strain. Not that THC is a bad thing, but it has been linked to feelings of paranoia and anxiety. We all have different bodies, different metabolism rates, and different reactions to marijuana.