Some nebulae create their own light, which sometimes has a fluorescent appearance, while others only reflect the light from nearby stars. Nebulae are often seen around dying stars, and it's thought they may be a natural process that occurs when a star is nearing the end of its life. Nebulae resemble thin clouds that have less atoms per cubic inch than a cloud of smoke.
Cardiomyopathy is a group of diseases that affect the heart muscle. Early on there may be few or no symptoms. Some people may have shortness of breath, feel tired, or have swelling of the legs due to heart failure. An irregular heart beat may occur as well as fainting.
Research the causes of these diseases that are similar to, or related to, Right heart failure: 1  Kidney disease. 2  Hyperthyroidism. 3  Arrhthymias. Anemia. 4  Hepatomegaly. Congestive heart failure.  Peripheral 1  edema. more related diseases...Â».