Fungi possess cell walls made of the glucosamine polymer chitin, and algae typically possess walls made of glycoproteins and polysaccharides. Unusually, diatoms have a cell wall composed of biogenic silica.
While stress does not appear to cause thyroid problems, a person with an overactive thyroid would typically be anxious and could definitely feel more stressed than usual. Also, if you take thyroid hormone pills for an underactive thyroid gland, your dose may be too high.
Types of thyroid problems. Problems and disorders associated with the thyroid gland include: Overactive thyroid, or hyperthyroidism, can make a person feel nervousness or anxious, be hyperactive and experience unexpected weight loss. Underactive thyroid, or hypothyroidism, can make a person feel tired, put on weight and feel depressed.