What are Symptoms of thyroid problems?

[mophead]

I have a young female that rarely comes into season. when she does it is light and short.
Could this be a thyroid problem or something else?

[cease]

Have a thyroid test done. Have your vet send the blood work to MSU for a full panel.
Other symptoms are
Lethargic behavior such as a lack of interest in play, frequent napping, tiring out on long walks
Weight gain, sometimes without an apparent gain in appetite
Bacterial infections of the skin
Dry skin
Hair loss, especially on the trunk or tail (“rat’s tail”)
Discoloration or thickening of the skin where hair loss has occurred
Cold intolerance/seeking out warm places to lie down
Slow heart rate
Chronic ear infections
Severe behavioral changes such as unprovoked aggression, head tilt, seizures, anxiety and/or compulsivity
Depression