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.
SVT is usually triggered by extra heartbeats (ectopic beats), which everyone has. It may also be triggered by: 1  some medications, including asthma medications, herbal supplements and cold remedies. 2  drinking large amounts of caffeine or alcohol.3  tiredness, stress or emotional upset.4  smoking lots of cigarettes.auses of supraventricular tachycardia. Supraventricular tachycardia (SVT) is caused by a problem with electrical impulses in the heart. Heartbeats are normally initiated by a small group of cells at the top of the heart called the sinoatrial node, which acts as the heart's natural pacemaker.