As a speed movement, riding a bicycle itself risk bigger, so everyone in the sport in time, certainly must pay attention to three not suitable.
Three categories of people not suitable
First of all men don't suit will ride a bike as long-term exercise program. Because the bike seats is narrow small, if men long time to ride a bike, testicular, prostate organs for a long time after extrusion by will appear ischemia, edema, inflammation and so on the condition, thus affect sperm production and prostate liquid and semen normal secretory, serious might even lead to infertility.
Second, although many studies show that, at home and abroad to cardiovascular exercise can bike and the prevention of disease has the advantage, but if there is no doctor's guidance, not scientific bicycle games make people with high blood pressure who have high blood pressure, heart patients with coronary artery disease burden, the severity of a hernia deepen, a concussion sequela patients and epilepsy patients also prone to accidents fell down, so with this disease also five categories are not suitable for the sport often engaged in.
Finally, teenagers are in their growth stage, bone soft. If for the pursuit of fashionable and choose handlebar lower bicycle to exercise, in the long run it will influence the degree of curvature of the spine, and influence the form, so use bicycle development teenagers exercise should pay attention to the correct position.
The road is not suitable for exercise
Cycling exercise don't choose urban road as exercise site, because the car tail gas and dust in the movement of great harm to people. Riding a bicycle, due to increase carry momentum, heart lungs function increase, if you can't avoid the waste gas and dust, so passive inhalation of harmful gases will with the strengthening of cardiorespiratory function and the rapid spread through the whole body, then poison to the whole body organs. In the short term makes people feel uncomfortable, dry cough; A long time people will have a headache, feel sluggish. Year in year out on the road cycling exercise, passive of inhaled waste gas is also expected to cause lung disease.
In addition, in the midst of physiology cycle of female, because body resistance is weak, so not suitable for serious pollution on the road in this movement. The summer heat insolation, easy, and strong not suits to choose the road as a venue.
Equipment not neat not suitable
Because the helmet can effectively reduce the fall off of concussion occurs when chance, so the insurance regulations stipulated in the cycling have to wear a helmet, or without compensation accident. But in our country, the cycling rarely aware of it.
In addition, ride a bike is often used equipment and knee, ankle, protect elbow pads and wristbands, can prevent driving happened in sprains, damp down and damage. If the bike as a motion to do, so these protective appliances must match the.
