passing out after exercise

アウトを渡します, 動悸, 立ってのめまい, palpitations without fever

Vasovagal syncope is the most common cause of fainting. There are a number of different syncope syndromes which all fall under the umbrella of vasovagal syncope. The common element among these conditions is the central mechanism leading to loss of consciousness. 

筋肉のけいれん, 腕の痛み, 足の痛み, bodyache

アウトを渡します, 動悸, 増加発汗, 頭痛

Hypoglycemia (hypoglycćmia in the UK) is a medical term referring to a pathologic state produced by a lower than normal amount of sugar (glucose) in the blood. The term hypoglycemia literally means "under-sweet blood" (Gr. 

アウトを渡します, 動悸, 弱点, palpitations without fever

アウトを渡します, 体の腫れ一般化した, 動悸, palpitations without fever

In medicine (cardiology), myocarditis is inflammation of the myocardium, the muscular part of the heart. It is generally due to infection (viral or bacterial). It may present with chest pain, rapid signs of heart failure, or sudden death. 

アウトを渡します, 心雑音, 胸の痛み, 運動で息切れ

Aortic valve stenosis (AS) is a heart condition caused by the incomplete opening of the aortic valve. ... 

アウトを渡します, 動悸, 食欲不振, palpitations without fever

アウトを渡します, 動悸, 呼吸困難, 胸の痛み

Hypertrophic cardiomyopathy, or HCM, is a disease of the myocardium (the muscle of the heart) in which a portion of the myocardium is hypertrophied (thickened) without any obvious cause. Though perhaps most famous as a leading cause of sudden cardiac death in young athletes HCM's more important significance is as a cause of sudden unexpected cardiac death in any age group and as a cause of disabling cardiac symptoms. 

アウトを渡します, 動悸, 弱点, palpitations without fever

Atrial fibrillation (AF or afib) is a cardiac arrhythmia (abnormal heart rhythm) that involves the two upper chambers (atria) of the heart. It is defined as being irregularly irregular, and can often be identified as such when taking a pulse. 

アウトを渡します, 動悸, 弱点, palpitations without fever

Cardiac arrhythmia' is a group of conditions in which the muscle contraction of the heart is irregular or is faster or slower than normal. Cardiac dysrhythmia might be a more correct phrase to describe the condition, as arrhythmia would imply that there is "no rhythm," but this term is not used frequently.