What are adrenal glands?
Adrenal glands are hat-shaped glands. (1)
The adrenal glands are a type of small, triangular-shaped glands. (2)
The adrenal glands are also known as the suprarenal glands. (2)
A person has two adrenal glands on top of each kidney. (3)

What do adrenal glands do?
The adrenal glands release norepinephrine. (1)
The adrenal glands produce hormones that help regulate metabolism, immune system, blood pressure, response to stress, and other essential functions. (2)
produce and release cortisol (4)
The adrenal glands produce aldosterone. (5)

Where are the adrenal glands located?
An adrenal gland sits on top of each kidney in the human body. (1)

What are parts of the adrenal glands?
adrenal cortex (2, 3)
medulla (2)

What happens when the adrenal glands do not produce enough hormones?
this can lead to adrenal insufficiency (Addison’s disease) (2)

What can damage adrenal glands?
adrenal glands may develop nodules that can be benign or malignant, which can potentially produce excessive amounts of certain hormones leading to various health issues. (2)

1. https://my.clevelandclinic.org/health/articles/22610-norepinephrine-noradrenaline
2. https://www.hopkinsmedicine.org/health/conditions-and-diseases/adrenal-glands
3 https://my.clevelandclinic.org/health/body/22983-adrenal-cortex
4. https://my.clevelandclinic.org/health/articles/22187-cortisol
5. https://www.medicalnewstoday.com/articles/hypernatremia#definition