Nail changes can reveal hidden health issues long before other symptoms appear. Here's what to watch for and why it matters.

Today, I'm going to show you the top 15 signs of hypothyroidism, so you know exactly what to watch out for. Let's start by ...

Eun Lee, MDSymptoms of thyroid issues in men may be overlooked since males aren't affected as often as females. Erectile dysfunction (ED) and male breast enlargement, for example, are associated with ...

Medically reviewed by Casey Gallagher, MDYellow nails are often caused by staining from smoking or frequent use of nail ...

Yellowish nails can result from diabetes or thyroid disorders. If the nails are thickened or brittle along with yellow discoloration, seeking medical advice is recommended. Black or dark brown ...

Hypothyroidism symptoms include weight gain ... body temperature, and hair and nail growth. Therefore, when the thyroid produces too much or not enough of T3 and T4, it can cause your metabolism ...

Physical exam. Your doctor will feel for unusual growths in your neck and ask about any symptoms you might have. Blood tests. You may get your thyroid hormone levels checked. This won't tell you ...

An overactive thyroid, or hyperthyroidism, has symptoms like fatigue, anxiety, and weight loss. Some things that can cause hyperthyroidism include Grave's disease and thyroiditis. If you don't ...

brittle fingernails, elevated cholesterol and enlarged thyroid gland. These symptoms often lead to the individual thinking that he/she might have the onset of Alzheimer's or dementia. The ...