Quick Answer. According to the official Bluetooth website, the technology was invented in 1994 by a group of engineers at Ericsson. It was originally intended to act as a wireless alternative to RS-232 cables.
Quick Fact. While a rash can appear anywhere on the body, rashes due to severely dry skin caused by menopause tend to pop up on the forehead, nose, back, neck, chest, arms, or legs. To understand the link between itchy skin rashes and menopause, you need to know about estrogen. Estrogen is the hormone that stimulates the formation of skin-smoothing collagen and oils. That's why, as menopause approaches and estrogen production diminishes, dry, itchy skin and rashes become very common.
1 Generally, those changes affect sex hormones, such as estrogen and testosterone, indicating that the two hormones may contribute to anxiety. 2  Studies on rates appear to confirm this belief. 3  Thyroid Hormone An overactive thyroid can also cause a significant problem with anxiety, and is very likely to cause panic attacks.ithout hormones, your body may not produce the right amount of neurotransmitters, and anxiety may be the result. That said, some examples of hormones that may contribute to anxiety include: 1  Stress Hormones (Cortisol) Cortisol and anxiety have a cyclical relationship.