Hydrogen is easily the most abundant element in the universe. It is found in the sun and most of the stars, and the planet Jupiter is composed mostly of hydrogen. On Earth, hydrogen is found in the greatest quantities as water.
Ling developed the system of massage and rhythmic movement called the âSweden movement treatment,â also referred to as âmedical gymnasticsâ or the âLing system.â8 Ling suffered from chronic health problems, including rheumatism. He discovered that his daily regimen of exercise and manual therapy had a beneficial effect on his health.
The Waltham-Lowell system was a labor and production model employed in the United States, particularly in New England, during the early years of the American textile industry in the early 19th century. Made possible by inventions such as the spinning jenny, spinning mule, and water frame around the time of the American Revolution, the textile industry was among the earliest mechanized industries, and models of production and labor sources were first explored here. The system used domestic labor,