Wool is 100% natural, sustainable and long-lasting, but did you know that it is also good for your health? From the ability to help underweight newborn babies thrive, to regulating your temperature and improving your quality of sleep. Keep reading to discover the top five health benefits of wool. What Are The Health Benefits Of Wool? Whether you suffer from insomnia, struggle with allergies, or have sensitive skin, wool can help to improve your overall wellness, both physically and mentally. Check out the top five health benefits of wool below. 1. Wool is Beneficial to Babies As any new parent will know, babies need to be kept warm, especially when they are outside during the colder months. Wool has the natural ability to keep babies both warm and comfortable. Furthermore, studies show that underweight newborns who sleep on wool put on more weight than those who sleep on cotton.