If you want to know who really controls ADvTECH Limited (JSE:ADH), then you'll have to look at the makeup of its share registry. And the group that holds the biggest piece of the pie are ...

The reabsorption of water back into the blood (at the medulla) is controlled by the anti-diuretic hormone (ADH). ADH is produced by the part of the brain that monitors water levels in the blood.

ADH is produced by the part of the brain that monitors water levels in the blood. It is then carried in the blood to its target organ – the kidneys. When the brain detects lower than normal ...

You may have to pause your cancer treatment until your doctor can get your sodium under control. SIADH, as its name suggests, is an inappropriate secretion of antidiuretic hormone (ADH).