Energy range will vary depending on skill of the one exercising, pattern of rest, and the temperature of the environment. Caloric values depend on body size, more for a larger person. A person can perform at a level of 8 to 9 Mets after recovering from a heart attack. Angina Pectoris Angina pectoris causes vicelike pain in the upper chest under the breastbone that tends to travel down the left arm. It is usually caused by exertion.
Some people avoid sexual intercourse because of anxiety and fear caused by the pain.
The pain may be avoided by taking nitroglycerin or a longer-acting nitrite before intercourse or as ordered by your doctor. Skin patches of a nitrite are a convenient way to prevent angina pain during exertion. Some of the drugs used to treat heart disease and high blood pressure may cause erectile and ejaculatory problems. For both men and women there may be decreased desire or inability to have an orgasm. If you notice changes in sexual response after starting a new drug or after increasing the dosage of one that you have been taking, notify your doctor.