Under Perens' definition, open source describes a broad general type of software license that makes source code available to the general public with relaxed or non-existent copyright restrictions.
1 Illnesses such as the flu or colds. Home treatment of your flu and cold symptoms usually will relieve lightheadedness. 2  Vomiting, diarrhea, fevers, and other illnesses that cause dehydration.  Very deep or rapid breathing (hyperventilation).
1 Medical dizziness. 2  This type of dizziness is more likely to be described as feeling lightheaded or disoriented. 3  Medical dizziness can cause a brief loss of consciousness called syncope.. 4  Side effects from medications, heart problems and diabetes can all result in medical dizziness.