Methane, CH4, is a chemical compound composed of one carbon atom and four hydrogen atoms. It is one of the most common gases in the universe, as well as on Earth. While it is valued for its energy-production capabilities, methane also has the ability to potentially wreak havoc on the Earth's fragile ecosystems.ethane, CH4, is a chemical compound composed of one carbon atom and four hydrogen atoms. It is one of the most common gases in the universe, as well as on Earth. While it is valued for its energy-production capabilities, methane also has the ability to potentially wreak havoc on the Earth's fragile ecosystems.
Symptoms of Palindromic rheumatism. The list of signs and symptoms mentioned in various sources for Palindromic rheumatism includes the 6 symptoms listed below: Joint pain. Joint swelling. Joint stiffness. Joint warmth. Skin nodules. Joint redness.
Fast Facts. The typical polymyalgia rheumatica symptoms (what you feel) of PMR are aching and stiffness about the upper arms, neck, lower back and thighs. These symptoms develop quickly and are worse in the morning. Polymyalgia rheumatica symptoms respond promptly to low doses of corticosteroids, but may recur as the dose is lowered.