Symptoms And Effects Of Bipolar Disorder Essay
Numerous studies show that 69% to 99% of patients diagnosed with bipolar disorder experience insomnia.22
This vast percentage is attributed to the sensitive exogenous and endogenous rhythms in people with bipolar disorder, as explained by Ellen Frank, PhD, a professor of psychiatry and psychology at the University of Pittsburgh School of Medicine 's Western Psychiatric Institute.
She explains that all body organs have genes called circadian genes that put them on an internal 24-hour clock. The sleep-wake patterns that the genes produce are known as endogenous rhythms because they are produced inside the body. On the contrary, the sleep-wake cycle is also influenced by outer occurrences called exogenous rhythms, such as the rising and setting of the sun and mealtimes. "For instance," Frank says, "if my plane lands in Italy at seven a.m. and my gut 's still on Pittsburgh time, where it 's the middle of the night, I won 't want to eat. But once I see sunshine, smell food cooking, and put something in my stomach, my organs will wake up: 'Hello! Something different is going on here. '" Both exogenous and endogenous rhythms are much more sensitive in people with bipolar disorder, making them prone to sleep disturbances.
Mental and physical illnesses have many of the same symptoms, including food cravings and decreased energy levels. Since food gives you energy, decreased energy levels often lead to increased food consumption, contributing to…