cortisol
cortisol — noun
1. The body's adrenal glands — two small organs located just above the kidneys — na
The body's adrenal glands — two small organs located just above the kidneys — naturally produce this hormone. It helps the body respond to stress, keeps blood sugar at the right level, and controls swelling. Cortisol is often called the 'stress hormone' because the amount in your blood goes up when you feel afraid, worried, or in danger.
Olivia's doctor said her constant tiredness might be linked to high cortisol levels from work stress.
collocation: high cortisol levels
When Vinícius heard a loud crash outside the window, his body released extra cortisol to prepare him for action.
A simple blood test can measure the amount of cortisol in a person's system at different times of the day.
Scientists have found that too much cortisol over many months can disturb sleep and weaken memory.
- stress hormone
Everyday term for cortisol; less precise scientifically, but common in popular media.
- hydrocortisone
The pharmaceutical name for cortisol when used as a drug; not a natural-process synonym.
文法句型
cortisol + noun (cortisol levels / cortisol production)
用法筆記
Often appears in health and lifestyle contexts. 'Cortisol levels' typically refers to the amount of cortisol circulating in the blood.
常見錯誤
2. A form of cortisol made into a medical drug, used to reduce swelling, pain, and
A form of cortisol made into a medical drug, used to reduce swelling, pain, and inflammation in conditions such as skin rashes, arthritis, and allergic reactions. It is often sold as a cream, tablet, or injection under names like hydrocortisone.
Eve put cortisol cream on her red, itchy rash, and the swelling was gone by morning.
collocation: cortisol cream + [body part]
Vinícius received a cortisol injection in his swollen knee to ease the pain after the match.
Some patients take cortisol tablets every day because their adrenal glands do not make enough of the hormone naturally.
Olivia's grandmother uses a cortisol ointment for the arthritis pain in her hands.
- hydrocortisone
The common pharmaceutical name for cortisol when formulated as a drug. More frequently seen on product labels than 'cortisol'.
- corticosteroid
A broader class of steroid hormones that includes cortisol and its synthetic versions; less specific.
文法句型
cortisol + noun (cortisol cream / cortisol injection)
用法筆記
Frequently called 'hydrocortisone' on medicine labels and prescriptions. Over-the-counter cortisol creams are mild; stronger doses require a doctor's prescription.