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.
When you have thyroid disease, your thyroid gland can either become overactive or underactive. If your thyroid doesnât secrete enough hormones into your blood, you may suffer from hypothyroidism and a slowing down of bodily functions. This could cause more serious complications, like high cholesterol and heart trouble. Initial symptoms of hypothyroidism might include: 1  Fatigue. 2  Weight gain.