Pow Wows are the Native American peopleâs way of meeting together, to join in dancing, singing, visiting, renewing old friendships, and making new ones. This is a time method to renew Native American culture and preserve the rich heritage of American Indians.
Symptoms of ocular migraines. Some ocular migraines cause temporary but complete vision loss in one eye. Ocular migraines are usually brief, lasting less than one hour. Some people have a headache during the vision loss, others have it before or after.
Causes of Ocular Migraines. Some scientists think that ocular (visual) migraines are caused by or triggered by inflammatory substances released in the tissues surrounding the circulatory and nerve system of the head and brain. Ocular migraines may be due to stress and fatigue - the same probable causes of migraine headaches.