different hand rings is also different. Generally speaking, the current bracelets can recognize some simple movements, such as cycling, walking, the price gap between different bracelets, millet bracelets, Huawei bracelets and so on. For a friend who loves fitness, we know that heart rate is an important parameter. The heart rate calculation of aerobic exercise is studied by experts and scholars. By comparing the heart rate after aerobic exercise (temporarily called actual heart rate) with the target heart rate, when the actual heart rate is within the range of the target heart rate, aerobic exercise can be considered effective and normal; when the actual heart rate is lower or higher than the target heart rate, aerobic exercise is ineffective, and the exerciser is slightly less effective. Micro-control the amount of exercise, so as not to let aerobic exercise into "aerobic exercise". The relationship between specific aerobic exercise and heart rate has the following empirical formulas: 1. The actual heart rate of aerobic exercise: the maximum of heart rate per minute. 2. Target Heart Rate Range of Aerobic Exercise Primary Formula: For people in poor health. Target heart rate = (200-age)* (60%-80%) 60%~70% is mainly used to reduce fat, 70%~80% is mainly used to improve cardiopulmonary function. General formula: for the general population. Target heart rate = (220-age)* (60%-80%) 60%~70% is mainly used to reduce fat, 70%~80% is mainly used to improve cardiopulmonary function. Caffonen formula: fcustom keychain tagsor people with higher physical fitness. Target Heart Rate=(220-Age-Resting Heart Rate)*(65%-85%)+Resting Heart Rate 65%~75% is mainly used to reduce fat, 75%~85% is maicustom keychain tagsnly used to improve cardiopulmonary function. According to the above formula, everyone can be seated. If the bracelet has heart rate detection function, the actual heart rate during exercise can be measured in real time, so that you can judge whether your aerobic exercise is effective. There are not a few bracelets on the market for heart rate detection, and the accuracy of each bracelet has not been fully evaluated. My suggestion is that if you want to get a better fitness experience, quantify the fitness data, you can buy them according to your own economic conditions. cheap-silicone-wristbands-canadabusiness-silicone-wristbands asily leaked or used against itself. It is limited to a few close friends or confidants. Friendship bracelets are two or sereral bracelets that shows the friendship between friends. It is easy to make Friendship bracelets. We make it in different size. 202mm for adult, 190mm for women, 180mm for youth and 150mm for toddler. Some inspiraton and wish should be printed on the bracelets. We can make letters as well as the logo on. When graduate from school, some classmates will leave us. We can make bracelets to everybody for friendship. The bracelet can be colorful with segment or swirl style. It is cute to make camouflage, rainbow, glowing or UV wristband. All it can be customized in our store. The logo can be embossed, debossed, colorfilled, printed or embossed printed. Using coupon SAVE10, we offer 10% additional discount for the total price. Order over than 100 get 100pcs wristbands free & 10pcs keychains free. Order less than 100 get 50pcs wristbands free & 5 pcs keychains free. Friendship is a kind of emotion from two-way relationship, that is, the emotions condensed by both sides must be maintained together. Friendship is the source of happiness. Sociologists point out that people of different income and social status have their own happiness, largely because of the existence of friendship factors. When you are in our website, it is easy to make friendship bracelets step by step. Choose the style from debossed, embossed, colorfilled, printed, embossed , dual layer, figured and full color. Choose the size from 202mm for adult, 180mm for youth and 150mm for toddler. Width from 6mm, 12mm, 19mm and 25mm. Choose the color for bracelet and logo and enter the logo and message on bracelet. You can put names, slogan or logo on the bracelets. e from the silicone and silicone ink if made color filled or printed. So what is silicone and what the characteristic of this ink. Silicone also named silicone rubber which is a kind of high activity adsorption material with non-toxic, tasteless, stable chemical properties and have higher mechanical strength. The silicone wristband is comfortable to wear and long lasting with the characteristic of silicone rubber. Silicone wristband is a kind of molded silicone product. Molded silicone products are usually put through the high temperature mold in the addition of curing agent after the solid silica gel through the curing machine to put pressure into solid molding. The shape of the mold determines the shape of the molded silicone products. Molded silicone products is currently the most widely used in the silicone industry. The silicone ink is a coating protection ink used on silica gel material which is environmentally friendly , non-toxic and harmless.