There are three main categories of wound healing, depending on treatment and wound type: primary, secondary, and tertiary. Learn more about these types here.

Issues with the production of TSH or TRH may mean that secondary or tertiary hypothyroidism has developed. These occur due to different causes. This article outlines the different types of ...

Save guides, add subjects and pick up where you left off with your BBC account. There are four main types of industry: primary, secondary, tertiary and quaternary. The type of industry a country ...

Adrenal insufficiency is when your adrenal glands don’t produce enough hormones like cortisol. Learn about the different types, symptoms, and treatment.

Secondary sector: Companies involved in manufacturing, construction, and processing producing goods that use the resources obtained from companies within the primary sector. Tertiary sector ...

Secondary brain tumours . Cancers that have spread to the brain from somewhere else in the body are called secondary brain tumours or brain metastases. Secondary brain cancers are made of the same ...

Public health, like medicine, focuses on three stages of prevention: primary, secondary, and tertiary. Primary prevention means preventing disease before it occurs by altering behaviors.

Learn about different types of industry and its impacts on people and the environment in this guide for KS3 geography students aged 11-14 from BBC Bitesize.

Secondary adrenal insufficiency is one type of a condition where your adrenal glands don’t make enough cortisol. Without treatment, it can be life threatening.