Hormonal changes are the most common reason for a heightened sense of smell, especially those that occur during menstruation and pregnancy. There is also evidence to suggest that people who have lost a major sense like sight or hearing experience a heightening in their other senses to compensate for the loss. This is referred to as a symptom of "fight or flight," according to Health Central.Continue Reading
Scientific American explains that fertile women have a particularly heightened sense of smell. During the last half of the menstrual cycle, hormones peak and so does the woman's olfactory sensitivity. There is some evidence to suggest that this change only applies to masculine scents, including male pheromones and musk.
Health Central discusses other research that suggests an entirely different reason behind inexplicably heightened senses of smell. Regardless of gender, researchers believe that people who experience high levels of anxiety may experience an increased sensitivity to smells. This phenomenon is thought to be related to the body's natural fight or flight response that puts sensory perception ahead of all else during an emergency situation. Not only can anxiety increase a person's sense of smell, but it is believed to make unpleasant smells smell worse, reducing the anxious person's tolerance. Anxious people are also better able to identify the type of smell they are experiencing.Learn more about Side Effects
According to What To Expect, a woman in week 12 of her pregnancy may experience excessive saliva, bloating, fatigue and an increased sense of smell. Occasional headaches, dizzy spells and increased vaginal discharge are also common symptoms of week 12. Pregnancy Corner adds that some women begin to notice the darkening of the areolae and freckles or spots on the body.Full Answer >
Causes of unexplained weight gain include hormonal changes, pregnancy, fluid retention and menstruation, states Healthline. Certain medications, including birth control pills, and underlying conditions, such as Cushing syndrome, may cause unintended weight gain as well. The condition may be seasonal or continuous.Full Answer >
Causes of swollen feet and hands include pregnancy and menstruation, says Medical News Today. Underlying medical conditions such as diabetic nephropathy, a form of progressive kidney disease that affects diabetics, may lead to swelling, as does nutritional deficiency and a person’s diet, according to Healthline.Full Answer >
A number of conditions may cause elevated levels of cancer antigen 125, including endometriosis, pregnancy, uterine fibroids, menstruation, pelvic inflammatory disease, diverticulosis and liver cirrhosis, according to Mayo Clinic. For this reason, CA-125 testing is not a reliable indicator of ovarian cancer for women with normal risk.Full Answer >