40 results about "VO2 max" patented technology

The invention discloses a method and a device for obtaining the maximum oxygen uptake, relates to the field of electronic information, which mainly aims at obtaining the maximum oxygen uptake in a short time by simple operations in a relatively accurate manner, thus the obtaining of the maximum oxygen uptake being free from the limit of time, space and cost can be realized, and a test can be carried out on any human body whenever and wherever. The method for obtaining the maximum oxygen uptake provided by the invention is characterized by comprising the following steps: obtaining life parameters of a person to be tested, wherein the life parameters comprise sex, age and body weight; obtaining the maximum value and the annual variation value of the maximum oxygen uptake of the person to be tested according to the sex; calculating to obtain the current maximum oxygen uptake of the person to be tested according to the maximum value and the annual variation value of the maximum oxygen uptake of the person to be tested and the age and the body weight. The invention is mainly applied to the process of obtaining the maximum oxygen uptake of a human body.

The invention discloses a method and equipment for evaluating physical strength indexes in running exercise, and the evaluation method comprises physical strength grade evaluation and physical strength state evaluation, and specifically comprises the steps: firstly, respectively collecting the motion state data of a current user in 7 days and 28 days, and respectively building a second model equation and a third model equation; then, calculating the maximum oxygen uptake of the user according to the physiological feature data of the user and the calculation formula of the maximum oxygen uptake; then, according to the second model equation and the third model equation, obtaining a first standard matching speed and a second standard matching speed, and then substituting the first standard matching speed and the second standard matching speed into a preset first model equation in sequence so as to obtain a first physical strength value and a second physical strength value; and finally, according to the first physical strength value, looking up a table to obtain the physical strength grade of the current user, and according to the difference value DV between the second physical strength value and the first physical strength value, looking up the table to obtain the physical strength state of the current user. By adopting the evaluation method, the evaluation result is high in accuracy and high in referenceability.

Disclosed is An exercise guide apparatus comprising: a sensing unit configured to obtain a heart rate of a subject; a strength determining unit configured to determine a maximal oxygen uptake of the subject; an exercise intensity measurement unit configured to determine a current exercise intensity of the subject based on the heart rate obtained by the sensing unit; and an exercise guide unit configured to estimate a fat oxidation rate of the subject, determine whether or not fat oxidation of the subject occurs, generate guide information according to a result of the determination of the occurrence of fat oxidation, and display the guide information generated, wherein the fat oxidation rate is estimated based on a ratio of fat being oxidized at the current exercise intensity to the maximal oxygen uptake, and wherein the occurrence of fat oxidation is determined by checking whether or not the fat oxidation rate estimated is greater than a threshold.

A set of biomarkers have been identified that allows one to predict subjects who will respond to an exercise regime in term of cardiorespiratory fitness as assessed by maximal oxygen uptake. These predictions may be used, for example, to predict risk of cardiovascular disease, to design a more effective program for cardiac rehabilitation, to predict capacity for athletic performance or physically demanding occupation, and to predict ability to maintain functional capacity with aging using exercise.

Methods and systems for assessing cardio-respiratory fitness (CRF) with the use of body motion data is disclosed. Specific measurements of body movement (for example, motion amplitude or velocity, or distance covered during repetitive displacement) are dependent on a user's fitness level. Embodiments prompt the user to execute a simple set of periodic movements which can be used to estimate cardiovascular function (e.g., VO2 max ). Body motion data, such as activity count, accelerometer signals, or cadence of motion, is captured and analyzed to estimate the user's fitness. The combination of body motion data with various physical measurements (e.g. body weight, height, BMI) permits the method to predict the user's VO2 max or similar physical fitness parameters.

The invention relates to a mobile phone which can check operation state and support operation train, wherein it comprises main body, operation checker, physiological parameter checker, the first operation program unit, the second operation unit, the third operation program unit, and the fourth operation program unit; the operation checker checks the operation state; the physiological parameter checker is outside the mobile phone to check the physiological parameter in operation; the first operation program unit uses the data of operation checker and physiological parameter checker evaluates the maximum oxygen amount; the second unit uses the data of operation checker and physiological parameter checker evaluates the non-oxygen threshold value; the third unit uses the maximum oxygen amount of first unit to support the train of user; the fourth unit uses the threshold value of second unit to support train.

The invention discloses a method for dynamically obtaining the maximum oxygen uptake and electronic equipment. The method comprises the steps: obtaining the age, gender, weight, resting heart rate andmaximum heart rate of a user; detecting a real-time heart rate and a real-time movement speed of the user in the exercise process to obtain basic heart rate data and basic speed data of the user in the exercise process; selecting a characteristic time period with a preset time length from the exercise duration of the user, and calculating a characteristic average heart rate and a characteristic average speed in the characteristic time period by taking the basic heart rate data and the basic speed data as basic data; and substituting the data into a formula to calculate the maximum oxygen uptake of the current user. By means of the method, the maximum oxygen uptake in each exercise process can be dynamically calculated, and accurate reference data are provided for a user to evaluate the current aerobic capacity level of the user; in addition, the maximum oxygen uptake is calculated through the formula in the method, and the accuracy of a detection result is high.

The invention discloses an indirect undergraduate cardiorespiratory-endurance detecting and evaluating method based on progressively increased squat and rise movements. The indirect undergraduate cardiorespiratory-endurance detecting and evaluating method comprises the steps that 1, the height and weight of a subject are measured; 2, the subject carries out squat and rise movements with progressively increased burden, the time for each level is represented by T, n squat and rise movements are needed for the first level, then the times of the squat and rise movements for each following level isincreased by m compared with the times of the previous level; 3, the total squat and rise movement times are calculated, and meanwhile the maximum oxygen uptake amount of the subject is measured by utilizing a cardio-pulmonary function remote-sensing instrument; a multielement regression equation is established by utilizing the total squat and rise movement times, the height of the subject, the weight of the subject and the maximum oxygen uptake amount; a least square method is utilized to calculate a regression coefficient of the multielement regression equation; 4, according to the height,weight and total squat and rise movement time of the subject, the multielement regression equation is input, and the maximum oxygen uptake amount of the subject is calculated and serves as a cardiorespiratory-endurance testing result of the subject.

The present invention proposes a cardiopulmonary endurance measurement method and system based on oxygen uptake calculation. The method utilizes smart wearable devices to collect the user's resting heart rate before the test; the real-time heart rate and walking speed are collected during the test. Real-time heart rate and walking speed, according to VO 2Max Calculating the formula to obtain the maximum oxygen uptake, by which the cardiorespiratory endurance is measured and evaluated. The present invention does not require expensive measuring equipment, automatically detects the user's exercise status, ensures that the data is true and effective, can reduce the cost of manual guidance and measurement in the above-mentioned cardiopulmonary endurance test items, further expands the functions of smart wearable devices, and improves its practicability.

The embodiment of the invention discloses a data processing method and equipment thereof, which are used in a scene for acquiring the maximum oxygen uptake. The method comprises the steps that a collection device obtains first data of a user, the first data comprises data of the user in a motion state, the collection device inputs the first data into a first model to obtain a first probability curve, and the first probability curve represents a probability curve of the maximum oxygen uptake of the user; the collection device determines the maximum oxygen uptake of the user according to the first probability curve. In the embodiment of the invention, the acquisition device obtains the first data, inputs the first data into the first model to obtain the first probability curve, and determines the maximum oxygen uptake of the user through the first probability curve, so that the user can complete the test of the maximum oxygen uptake in the exercise process, and the experience feeling of the user is improved.

The present application discloses a method and device for adjusting the gradient and speed of a treadmill based on cardiorespiratory endurance. The method includes: estimating the maximum oxygen uptake rate of the user based on the basic information of the user; dividing the user's exercise risk and age group based on the user's basic information, and obtaining respectively based on the user's exercise risk, age group and maximum oxygen uptake rate. The initial value of the third-level load of the user in the sub-maximum test mode; the load value of the user's sub-maximum test is obtained based on the maximum oxygen uptake rate. For each level of load, the load value is compared with the set threshold value to judge the exercise state , according to the relationship between the load value of this level and the speed and slope under different exercise states, the speed and slope of the treadmill tablet test under this level of load are obtained. The present application can perform individualized grading of the test load based on exercise risk and age, which is beneficial to avoid the occurrence of cardiovascular events due to unreasonable intensity during the test process; at the same time, the test speed and gradient values ​​can be quickly obtained.

The invention relates to an Antrodia cinnamomea compound which can slow down physiological fatigue, in particular to a 4-hydroxy -2,3-dimethoxy-6-methy-5(3,7,11-trimethyl-dodeca-2,6,10-trienyl)-cyclohex-2-enone separated from the extract of Antrodia cinnamomea, which can effectively slow down the physiological fatigue. In the invention, after 80% of maximal oxygen uptake of high-intensity exhausted exercises, the application of the compound can promote the metabolism of creatine kinase and blood ammonia in the body and contribute to the restoration of the concentration to achieve the effect of slowing down the physical fatigue.

The invention relates to a maximal oxygen uptake testing and evaluating apparatus. Maximal oxygen uptake is one of main indexes for evaluating a body strong and healthy degree. According to the existing maximal oxygen uptake testing and evaluating apparatus, bradycardia caused by myocardial dysfunction generated by ATP (adenosine triphosphate) synthesis reduction due to lactic acid accumulation under the endocardium when some people is in a hypoxia state because of individual difference can not be eliminated, and if the maximum oxygen uptake is figured out according to the heart rate at the moment, the numerical value can be remarkably on the high side. In order to reduce errors, an oxyhemoglobin saturation detection device and an oxyhemoglobin saturation and heart rate matching circuit are arranged in the existing maximal oxygen uptake testing and evaluating apparatus. Therefore, the apparatus can be used for achieving the following two effects: the corresponding heart rate when the hypoxia condition occurs can be judged, and the condition of calculating the maximum oxygen uptake according to the low heart rate is avoided; and meanwhile, the degree of utilizing oxygen in a human body by blood can be monitored, and the physique of people to be tested is cooperatively judged.

The invention discloses an exercise heart-lung endurance testing system based on exercise risk and ages and a running machine. The system comprises a receiving module for receiving basic information of a user, an age grading module connected with the receiving module and used for dividing users into corresponding age groups according to the ages, a maximum oxygen uptake speed estimating module connected with the receiving module and used for estimating the maximum oxygen uptake speed of the users, a secondary maximum dose testing grading module connected with the age grading module and the maximum oxygen uptake speed estimating module and used for obtaining an initial three-level testing load value, a speed and slope generating module connected with the secondary maximum dose testing grading module and used for converting the initial three-level testing load value into speed and slope corresponding to a panel of the running machine. Testing loads can be subjected to individual gradingon the basis of exercise risk and ages, and cardiovascular events caused by unreasonable intensity in the testing process are avoided; meanwhile, the testing speed and slope value can be rapidly obtained.

An exercise test evaluation system includes an acceleration sensor that is worn by a user during an exercise test and acquires acceleration values of a foot of the user, a heart rate sensor that is worn by the user and measures a heart rate of the user, and a processor. The processor acquires a first maximum acceleration value and a second maximum acceleration value, calculates a reliability score using the first and second maximum acceleration values, acquires a walking velocity and a heart rate of the user and estimates a maximum oxygen intake amount using the user's walking velocity and heart rate if the reliability score is equal to or higher than a specific threshold value, and estimates the maximum oxygen intake amount using the user's walking velocity if the reliability score is lower than the specific threshold value.