The following section looks at each of these routes into the public domain more closely. Copyright has expired for all works published in the United States before 1923. In other words, if the work was published in the U.S. before January 1, 1923, you are free to use it in the U.S. without permission.
Allergies. An allergy is a broad category describing any time your immune system reacts differently than a normal personâs immune system would react when exposed to something. Symptoms can range from undetectable to extreme and constant, depending on the specifics of the allergy. Weather can play a huge role in allergies and their symptoms during all four seasons of the year. Some people are triggered by rain, others by dry weather. Heat triggers some and cold triggers others. Each of the four season changes can bring new changes in allergy symptoms:
Allergy (Allergies) An allergy refers to a misguided reaction by our immune system in response to bodily contact with certain foreign substances. ...learn more Â». Chronic Rhinitis and Post-Nasal Drip Allergic rhinitis symptoms include an itchy, runny nose, sneezing, itchy ears, eyes, and throat.