Bradycardia — reduction of the heart rate (HR) concerning norm. Norm borders at rest are individual and are usually in limits of 60 — 80 beats per minute.
The accompanying symptoms
• Constant fatigue. • A cryesthesia at to normal temperature air. • Locks. • Baldness. • Plentiful periods. • Difficulties in decrease body weights.
• Administration of drugs, reducing arterial pressure (inderal, tenormin, etc.), at a hypertension, arrhythmias (foxglove), migraines. • The lowered function of a thyroid gland. Vnimaniye*. The reduction of ChSS reached by means of physical training demonstrates that heart works in more economical mode that is favorable for health (within 40 — 50 beats per minute).