In 2007, researchers at the University of CaliforniaâDavis determined that our Solar System was fully formed at 4.568 billion years ago. They did this by determining the age of stony materials from the asteroid belt.
When to see a doctor. See your doctor immediately if you experience the signs and symptoms of migraine with aura, such as temporary vision loss or floating spots or zigzag lines in your field of vision. Your doctor will need to rule out more-serious conditions, such as a stroke or retinal tear.
Experts say that having dark spots, specifically around the eye area, is one of the telltale signs of skin aging, apart from wrinkles and gray hair. It is no surprise that a lot of people, especially women panic a little bit at the first signs of dark spots around the eyes. What are the Diseases and Medications That Cause Dark Spots? Dark spots can be caused by a number of things. Certain lifestyle choices such as oneâs diet, sleeping patterns and exposure to smoke and pollution contribute to skin imperfections, including dark spots. However, there are certain diseases and medications that do cause dark spots. Post-inflammatory hyperpigmentation is a common cause of dark circles due to acne and allergies. Other diseases that could cause dark spots are the following: melasma and Riehlâs melanosis.