Blaesing Okabarre, a 32-year-old sprinter from Nigeria, is1.8m tall. Blaesing-Okabarre failed the drug test, and she became the first athlete who was found to have taken stimulants in this Tokyo Olympic Games.
In the women's 100-meter preliminaries held on July 30th, China's Ge Manqi ran 1 1.20 seconds in the first group, ranking fourth in the semi-finals, becoming the first China woman to advance to the Olympic women's 100-meter semi-finals, while Liang Xiaojing and Wei failed to advance to the semi-finals.
Reasons for prohibiting athletes from taking stimulants:
From a medical point of view, the purpose of exercise is to strengthen physical fitness and improve health. Any attempt to improve the performance of the competition by means of drugs is contrary to this purpose. Moreover, the use of these drugs by healthy people will damage organs and endanger health. Therefore, these drugs are also called sports illegal drugs.
There are many kinds of illegal sports drugs, not less than 100, which can be summarized as follows:
Central stimulants: such as caffeine, ritalin, strychnine, etc. , has a wide range of exciting effects on the central nervous system, can refresh the mind, reduce fatigue and eliminate drowsiness. But it will bring tension, insomnia, dizziness, palpitation, high blood pressure, addiction and other adverse consequences.
Muscle stimulants: such as neostigmine, pyridostigmine, nivaline, etc. To some extent, it can excite exercise muscles and strengthen muscle contraction. But it can also cause side effects such as slow heartbeat, nausea, vomiting and rash.
Anabolic steroid: such as norlauroyl decanoate, Kanglilong, etc. Similar to androgen, it can enhance metabolism, increase protein synthesis and enhance endocrine function. But it can cause edema and damage the liver.
Diuretics: for example, butachlor, chlorthalidone, diuretic sulfanilamide, etc. That is, use these drugs to increase the amount of urination and excrete metabolic waste in the body as soon as possible through urination; Or let the waste produced by muscle exercise be discharged as soon as possible, which is conducive to improving muscle strength and endurance; You can also excrete other illegal drugs in your body as soon as possible through diuresis. But diuretics can also cause imbalance of water and salt metabolism and acid-base balance in the body.
In order to ensure the health of athletes, modern sports games have testing centers to expose and prevent athletes from taking stimulants.