Premature ventricular contractions are common. Many people have premature ventricular contractions without any symptoms. Premature ventricular contractions may be more common among older patients, patients with high blood pressure, and patients with heart disease. Premature ventricular contractions can also occur in young healthy individuals without heart disease or high blood pressure.
Full Answer. The midnight sun is a natural phenomenon. It reaches its peak during the summer solstice, which occurs around June 21 each year. On the day of the solstice, areas in Norway and in other regions around the world north of the Arctic Circle may receive almost 24 hours of sunlight. The sun in these areas continues to shine through the midnight hour, which is how the term midnight sun arose.
Since Svalbard is located north of the Arctic Circle it experiences midnight sun in summer and polar night in winter. At 74Â° north, the midnight sun lasts 99 days and polar night 84 days, while the respective figures at 81Â° are 141 and 128 days.n 2012, Svalbard had an estimated population of 2,642, of whom 439 were Russian and Ukrainian, 10 were Polish and 322 were other non-Norwegians living in Norwegian settlements. The largest non-Norwegian groups in Longyearbyen in 2005 were from Thailand, Sweden, Denmark, Russia and Germany.