Not many people know that RA can affect the foot too, which leads to deformities in the joints of the toes. In reality, more than 90% of people with RA develop symptoms in the foot and ankle over the course of the disease.
Definition of mood ring. : a ring with a stone made of crystals that change color in response to minute variations in body temperature.
Credit: taryn Moment Getty Images. The liquid that is inside a mood ring is meant to react with the temperatures of the body. It changes colors as the temperature of the body changes. A change in body temperature can be a strong indicator of the emotions a person is feeling. For example, when a person is very nervous their body temperature will rise.