WHEN thoughts dissolve before they are formed and short-term memory.

Insomnia. Sleeping hours may be erratic, whether short or long. The pattern is reversed.

Joints and muscles become stiff and sore, and sometimes stop working.

Joints and muscles become stiff and sore, and sometimes stop working.

Two days in a row of “extra” activity leave you exhausted

Increased sensitivity to sight and sound, for instance a ticking clock or flashing lights.

Infections such as sore throat, swollen or tender lymph nodes

Nausea, sharp stabbing pain in the gut, anxiety, irritable bowel syndrome and panic attacks.

Numbness, tingling, shooting pains, swirling and inner vibrating.

Blood pressure drops on standing and the body does not stabilise it.