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.
Medical play. Medical play is generally any BDSM activity which reflects what a medical practitioner might do. Most frequently this includes examination and probing. This may be done with the aid of legitimate medical instruments such as sounds and dilators. Sounds are devices intended to be inserted into the body through one of the natural openings.