When oestrogen levels decline during the perimenopause, many parts of the body are affected. Click each body part below to find out how your body is affected.
BRAIN
Oestrogen has definite effects on the the functioning of the brain. It affects the growth and survival of nerve cells and the way in which impulses are transmitted along nerve cells.
Low levels of oestrogen have been linked to a decrease in mental abilities and alertness, such as in Alzheimer's disease.
