Three kinds of group are unsuitable to go on a tour by bike

Three kinds of group are unsuitable to go on a tour by bike
Ride a bicycle and move as a speed, it is dangerous and relatively big, when everybody is engaged in this sport, will certainly should pay attention to three piece unsuitable.
Three kinds of persons are unsuitable
Men are unsuitable to regard as and temper the project for a long time by bike at first. Because the bicycle saddle is narrow, if men ride the bike for a long time, will present states such as ischemic, edema, inflammation,etc. after organs such as testis, prostate,etc. are pinched for a long time, thus influence the production of the sperm and normal secretion of prostate liquid and seminal fluid, the serious one may even cause sterility.
Secondly, though domestic and foreign multiple research indicate, the cycling can benefit prevention of disease such as being cardiovascular, but if there is not the doctor's guidance, the non- scientific bicycle sports meeting makes already blood pressure of the person suffering from hypertension rise, patient's heart burden of coronary heart disease is aggravated, the severity of the hernia patient is strengthened, situation that sequela patient and epileptics patient of cerebral concussion fall down in surprise easily, so the person suffering from these five kinds of diseases is unsuitable to be engaged in this sport frequently.
Finally, teenagers are exactly in growth state, ossicle is soft. If select the handlebar lower bicycle for use and do exercises for pursuing fashionably, will influence bending degree of the backbone if chronic, influence physique development, so teenagers should pay attention to the correct posture to do exercises with the bicycle.
It is unsuitable to temper on the road
Don't choose road of urban area as and temper the place while doing exercises by bike, because the car exhaust and dust are very harmful to the person in sports. While riding a bicycle, strengthen because of the amount of exercise, the heart and lungs function increases, if is unable to avoid the waste gas and dust, the harmful gas then sucked passively will be spread all over whole body fast with enhancement of the heart and lungs function, and then the poison reaches the whole body internal organs. Make people feel the uncomfortable, dry cough in the heart in short term; Time long people know headache, weak all over. Do exercises on the road by bike year in year out, the waste gas sucked passively may also initiate lung disease.
In addition, women during physiological cycle, because health resistance is relatively weak, not fit for and engaged in this sport on the road with serious pollution. It is strong to dry in the sun in summer, apt to suffer heatstroke, it is unsuitable to choose road as the activity place too.
It is not together unsuitable to equip
Because helmet can reduce, fall get off, taking place probability of cerebral concussion effectively, so stipulate in U.S.A.'s insurance regulations that must wear the helmet by bike, otherwise it does not need to compensate to meet accident. But in our country, can seldom notice this by bike person.
The protective equipment that often used by bike besides this has knee-pad, ankle guard, elbow pad and wrist band, the injury of spraining, dampening etc. happens when can prevent driving a vehicle. If do regarding as sports by bike, then these must mix to protect the utensil completely.
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