Stage 2. Next, eye movement stops and brain waves become slower, with alpha activity shutting down entirely. The brain will begin to produce â sleep spindles â â brief bursts of activity that last for about half a second before dying down. The average adult will spend most of her night in this stage.
Swollen feet and legs, referred to medically as edema, occur when fluid is retained in the spaces between body cells. Edema typically affects the feet, ankles and lower legs, but can also impact any area of the body, causing systemic symptoms. Causes:
Once the cause of the ankle swelling is determined, effective treatment can be initiated. Ankle swelling causes the accumulation of fluid within the ankle joint or in the soft tissues surrounding the ankle. Common causes of ankle swelling include: