"Heat intolerance" refers to a condition where a person can't handle heat well and may feel uncomfortable or unwell when exposed to high temperatures. Full definition
Symptoms range from heat intolerance, nervousness, diarrhea, hand tremors, and mood swings, to name a few. (thyroidadvisor.com)
Heart disease Liver disease or dysfunction Diabetes Kidney disease Arthritis & chronic joint pain Heat intolerance Thyroid disease Difficulty breathing and related respiratory issues Increased risk of developing cancerous tumors (doylestownveterinaryhospital.com)
Both the French Bulldog and Boston Terrier share similar health issues including breathing problems and heat intolerance due to their short, fine smooth coats. (differencebetween.net)