| Halitosis | Halitosis, oral malodor (scientific term), fetor ex ore, or bad breath are terms used to describe noticeably unpleasant odors exhaled in breathing – whether the smell is from an oral source or not. |
| Hyposensitization | Hyposensitization (or allergy desensitization) is a form of immunotherapy in which the patient is vaccinated with progressively larger doses of an allergen to which they have been diagnosed as being sensitive. Hyposensitization can either reduce the severity of symptoms or eliminate hypersensitivity altogether. |
| Hypothyroidism | Hypothyroidism is the disease state in animals and humans caused by insufficient production of thyroid hormone by the thyroid gland. Since thyroid hormones control broad spectrum of body functions, hypothyroidism could cause alterations on: carbohydrate, protein and fat metabolism, vitamin utilization, mitochondrial function, digestive process, muscle and nerve activity, blood flow, oxygen utilization, hormone secretion and sexual and reproductive health. |