Sunspots Sunspots are dark areas that appear on the surface of the Sun. They are caused by strong magnetic activity within the Sun. Sunspots are not permanent and they can move slowly across the surface of Sun changing size as they move. The appearance of sunspots follows the solar cycle of eleven years. Every eleven years there will be a period of increased sunspot activity.
A heart palpitation is an abnormal beating of the heart AND your heightened awareness of your heart beat. Palpitations can cause your heart to beat fast (tachycardia), slow (bradycardia), flutter, or to even have âskippedâ heart beats (PVCs). Heart palpitations can be caused by electrolyte imbalances, adrenaline, anemia, heart disease, arrhythmias, hypoglycemia (low blood sugar), and of course, anxiety disorders. There are more causes, but the ones listed are common.
If you are experiencing fear, anxiety or stress, your heart rate will increase. People who can feel their heartbeat, or flutter, may be experiencing palpitations. This may be due to stress, anxiety, medications, or it may be a sign of a serious heart condition. rapid or fast heartbeat is when your heart is beating faster than normal. A normal heart rate is 60 to 100 beats per minute. Tachycardia is considered a heart rate of greater than 100 beats per minute.