Willow bark appears to be effective for back pain. In a well-designed study of nearly 200 people with low back pain, those who received willow bark experienced a significant improvement in pain compared to those who received placebo.
South Korea Table of Contents. Part of the East Asian monsoonal region, South Korea has a temperate climate with four distinct seasons. The movement of air masses from the Asian continent exerts greater influence on South Korea's weather than does air movement from the Pacific Ocean.
Seoul has a continental climate with dry winters and hot summers. The temperature typically varies from 21Â°F to 85Â°F over the course of the year, and is rarely below 11Â°F or above 91Â°F. The hot season lasts for 123 days, from May 25 to September 25, with an average daily high temperature above 75Â°F.