Angina is pain, discomfort, or pressure localized in the chest that is caused by an insufficient supply of blood (ischemia) to the heart muscle.It is also sometimes characterized by a feeling of choking, suffocation, or crushing heaviness.This condition is also called angina pectoris.ecause episodes of angina occur when the heart's need for oxygen increases beyond the oxygen available from the blood nourishing the heart, the condition is often precipitated by physical exertion. In most cases, the symptoms are relieved within a few minutes by resting or by taking prescribed angina medications.
removal of the ovaries, or bilateral oophorectomy; spaying. male castration. removal of the testes, or bilateral orchiectomy. mutilatory castration. castration of companion animal males is thought by some to be an unnecessary mutilation. The view applies particularly to dogs. In the conflict between the animal liberators and those concerned with restraining the growth of the cat and dog populations, the zero population growth advocates hold most of the cards.
FACT: Intact females can become aggressive when theyâre in heat, posing a risk to other animals and small children. FACT: Early neutering of male dogs not only prevents unwanted litters, it also protects them against testicular cancer. FACT: Early neutering helps curb many undesirable behavioural problems. If left intact, male dogs tend to mark their territory by spraying strong-smelling urine everywhere.