The object of convergence is the directing of the yellow spot in each eye towards the same point, so as to produce singleness of vision; diplopia, or double vision, at once resulting when the image of an object is formed on parts of the retina which do not exactly. correspond in the two eyes.
Hives are red, itchy, slightly elevated swellings. Itching may be severe. Hives have clearly defined borders and may have a pale center. Typically, crops of hives come and go. One hive may remain for several hours, then disappear, and later, another may appear elsewhere.
Baking soda is another popular remedy for hives. Its anti-inflammatory properties help reduce inflammation as well as itching. Add one-half to one cup of baking soda to a bathtub filled with warm water. Mix it in well and then soak in this water for 20 to 30 minutes.