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.
An overactive thyroid (hyperthyroidism) has many signs and symptoms, although it is unlikely you would develop all of them.hen to seek medical advice. See your GP if you are experiencing any of the above. They may not be the result of an overactive thyroid gland, but they will need further investigation. It might be useful to make a list of your symptoms, as this can often be helpful in determining the correct diagnosis.