This research was intended to study the physical fitness body mass index and normal norms of the physical fitness of volleyball athletes in Rajamangala University of Technology Phra Nakhon academic year 2016. The population was 15 male and 15 female RMUTP volleyball players. The instruments employed in the research were the Physical Fitness Test of the Department of Physical Education which included front bending standing and jumping sitting-up for 30 seconds running and picking up objects for 50 meters and Harvard Step Test. The Statistics used for analyzing the data were percentage mean (xˉ) standard deviation (SD) and t-score. The research findings were as follows: 1. Age weight height and body mass index (BMI) of female volleyball players: the average age is 20 years the average weight is 56.87 kg the average height is 165.60 centimeters the average body mass index is 20.67 and the overall average physical fitness of female volleyball players was moderate. 2. Age weight height and body mass index (BMI) of male volleyball players: the average age is 22 years the average weight is 79.87 kg the average height is 180.53 centimeters the average BMI is 24.31 and the overall average physical fitness level of male volleyball players was moderate. 3. Normal norms of the physical fitness level of female volleyball players were as follows: 3.1 Front bending: very high level matches with the T-score above 61 high level at 55 - 60 moderate level at 45 - 54 low level at 40 - 44 and very low level below 39. 3.2 Standing and jumping: very high level matches with the T-score above 61 high level at 55 - 60 moderate level at 50 - 54 low level at 45 - 49 and very low level below 44. 3.3 Sitting-up for 30 seconds: very high level matches with the T-score above 60 high level at 55 - 59 moderate level at 45 - 54 low level at 40 - 44 and very low level below 39. 3.4 Running and Picking up objects: very high level matches with the T-score above 61 high level at 55 - 60 moderate level at 45 - 54 low level at 40 - 44 and very low level below 39. 3.5 Running for 50 meters: very high level matches with the T-score above 60 high level at 55 - 59 moderate level at 45 - 54 low level at 40 - 44 and very low level below 39. 3.6 Harvard Step Test: the Physical Fitness Level of female volleyball players was high level. Twelve players (80.00%) had the index of the physical fitness at high above 80; the other 3 players (20.00%) were at a moderate level that is the index of physical fitness was 50 - 80. 4. Normal norms of the physical fitness level of male volleyball players were as follows: 4.1 Front bending: very high level matches with the T-score above 61 high level at 55 - 60 moderate level at 45 - 54 low level at 40 - 44 and very low level below 39. 4.2 Standing and jumping: very high level matches with the T-score above 61 high level at 55 - 60 moderate level at 50 - 54 low level at 45 - 49 and very low level below 44. 4.3 Sitting-up for 30 seconds: very high level matches with the T-score above 60 high level at 55 - 59 moderate level at 45–54 low level at 40–44 and very low level below 39. 4.4 Running and Picking up objects: very high level matches with the T-score above 61 high level at 55 - 60 moderate level at 45 - 54 low level at 40 - 44 and very low level below 39. 4.5 Running for 50 meters: very high level matches with the T-score above 60 high level at 55 - 59 moderate level at 45 - 54 low level at 40 - 44 and very low level below 39. 4.6 Harvard Step Test: the Physical Fitness Level of male volleyball players was in moderate level. Ten players (66.67%) had the index of the physical fitness at 50-80; the other 5 players (33.33%) were at a very low level that is the index of physical fitness was below 50.

The purpose of this research were 1) to survey the personal factors of basketball players and 2) provide nutrition guidelines for basketball players. The samples was 100 Singha Pra Nang basketball players based on the purposive sampling method. The research instrument was an online questionnaire and computed by using frequency standard distribution percentage and mean. The calculation program estimating calories burned in a day depended on the activities used in this study. The result of the study reported that the samples were male and female players whose ages ranged from 19 to 35 years old. They were company employees and business owners. The analytical results of male players’ daily basketball practice duration showed that they practiced playing basketball 3 – 5 days per week with amount of moderate-intensity. The amount of calorie required for male depends on the body growth rate. Carbohydrate diet became necessary for the amount of high-intensity activities. Working age and elderly male players whose bodies are fully grown must pay attention to the diet behavior. They decreased their calorie intake and their basal metabolic rate went down. They should avoid strongly flavored food and choose foods they can easily chew. Female player’ basal metabolic rate and energy consumption were different from male players. Female players required foods high in iron. Working age and elderly female players should pay attention to the diet behavior. They also require minerals and vitamins founded in green vegetables and other kinds of vegetables.