Ken Jones, a leading amateur microscopist, specialises in video-filming pond-life. One of his videos captures the enigmatic and graceful movement of Volvox, and he has kindly allowed us to show some extracts from his film on this page. A single Volvox colony spins through the dark waters of a pond. Daughter cells are just visible inside. Micscape Editor's note.
Heart, liver, or kidney disease. Sometimes swelling can indicate a problem such as heart, liver, or kidney disease. Ankles that swell in the evening could be a sign of retaining salt and water because of right-sided heart failure. Kidney disease can also cause foot and ankle swelling.
1 In addition to the feet and ankles, your face and hands can also be puffy when eating a high-salt diet. 2  Most processed foods (such as canned foods, frozen dinners, and salad dressings) are high in salt (sodium), so buy more fresh produce and meats from the grocery store and prepare them at home.