Fiberglass and gunite pools are both more durable than vinyl and can last for decades. Exactly which type of pool is more durable is a matter of debate, though. Some would argue that a gunite pool will need a major renovation at some point, while fiberglass is practically impervious to normal wear and tear.
There are several different reasons why the prostate may become enlarged. 1  Causes of an enlarged prostate may include: 2  Benign prostatic hyperplasia (BPH) 3  Prostate cancer. 4  Prostatitis.
Quick Answer. An enlarged heart is dangerous because it can be indicative of congenital heart problems, arrhythmia, high blood pressure and diseases of the heart valve, according to Mayo Clinic. Kidney disease and HIV infections can also cause an enlarged heart, according to WebMD. Continue Reading.