Neurocognitive symptoms, such as fatigue, mood disturbances, and other related symptoms are common sequelae. The abnormalities of dental development correlate with the age at which metabolic disturbances occur. The mood disorders are a group of disorders considered to be primary disturbances of mood. A decreased sense of smell or disturbances in taste may occur. Psoriasis has been associated with obesity and several other cardiovascular and metabolic disturbances. This disease often presents in early adulthood with migraines, stroke, mood disturbances, and cognitive deterioration. Individuals with no history of gastrointestinal disturbances appear unlikely to become asymptomatic carriers. Aftereffects may include neurasthenia, cardiac disturbances and myalgia. However, roosters may also crow in response to sudden disturbances within their surroundings. It appears to be superior to placebo for behavioural disturbances associated with dementia. Ecosystems that experience such disturbances undergo primary succession. The issue grew to cause major disturbances by janissaries. Through all the disturbances the performance continued without interruption. This led to a rapid expansion of cities that resulted in social strains and disturbances. These tensions came to a head in the Anahuac Disturbances.