The main components of high-voltage electric transmission lines and associated facilities include: Transmission towers are the most visible component of the power transmission system. Their function is to keep the high-voltage conductors (power lines) separated from their surroundings and from each other.
It is not surprising then that some of the symptoms of hyperthyroidism are nervousness, irritability, increased perspiration, heart racing, hand tremors, anxiety, difficulty sleeping, thinning of your skin, fine brittle hair and weakness in your musclesâespecially in the upper arms and thighs.
Hyperthyroidism can also lead to osteo-porosis. Symptoms of an underactive thyroid can include weight gain, fatigue, depression, mood swings, dry hair and skin, and constipation. Hypo-thyroidism is also associated with increased cholesterol levels which may increase the risk of cardiovas-cular disease.