In serotonin syndrome, there are dangerously high levels of serotonin, caused mainly by drugs, drug interactions, or rarely, by some supplements. Common symptoms include agitation, confusion and disorientation, rapid heartbeat, chills, excessive sweating, and more.
Midi Rings. The latest trend in fashion rings are sterling silver midi rings. Midi rings, also known as above the knuckle rings, are exactly what their nickname implies. They are thin stacking rings for women that sit above the knuckle and add a little something extra to the traditional ring-adorned hand.
Please try again later. Mood rings are novelty rings invented and popularized in the 1970s that supposedly change color according to the wearer's emotions or mood. While a mood ring can't really indicate your mood, the stones do change color in response to temperature.Here's a look at how mood rings work.1  Science & Technology.hile a mood ring can't really indicate your mood, the stones do change color in response to temperature. Here's a look at how mood rings work.