The most striking alien veg of the bunch is the orange or cheddar cauliflower. In shape alone, it resembles any old cauliflower, but its colorâranging from creamy coral to sunburst orangeâis strikingly unique.The hue, it turns out, comes from the extra beta-carotene naturally stored in its florets (which also gives this cauliflower 25 percent more vitamin A than the more common white variety).n shape alone, it resembles any old cauliflower, but its colorâranging from creamy coral to sunburst orangeâis strikingly unique. The hue, it turns out, comes from the extra beta-carotene naturally stored in its florets (which also gives this cauliflower 25 percent more vitamin A than the more common white variety).
If tachycardia is caused by a medical illness, there will be additional symptoms that are specific to that illness. For example, people who have tachycardia caused by hyperthyroidism also can experience nervousness, insomnia, sweating, tremors and other symptoms related to high levels of thyroid hormones.
Normal heartbeat. Tachycardia is caused by something that disrupts the normal electrical impulses that control the rate of your heart's pumping action. Many things can cause or contribute to problems with the heart's electrical system.These factors include: 1  Damage to heart tissues from heart disease.n atrial flutter, the heart's atria beat very fast but at a regular rate. Atrial flutter is caused by irregular circuitry within the atria. The fast rate results in weak contractions of the atria. The rapid signals entering the AV node cause a rapid and sometimes irregular ventricular rate.