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.
The weather in South Korea is of the four-seasons variety: Springs are chilly with frequent drizzle; summers are hot and often rainy, with the heaviest rainfall during the monsoon season (June - July). The fall months in South Korea are beautiful and pleasant, as dry cooler winds blow in from the north.