Presentation on theme: "Gender Factors and Exercise"— Presentation transcript:
1 Gender Factors and Exercise Chapter 20Gender Factors and Exercise
2 Some gender differences for physiological parameters Height:men are tallerWeight:men weigh moreBody Composition:men have less body fat and more fat-free weightVO2 max:women tend to have lower VO2 max values and anaerobic capabilitiesStrength:men tend to be stronger than womenStrength per unit of muscle mass:no differenceFor more information, visit Gender Differences in Endurance Performance and Training at
3 Gender comparison for various physiological functions
4 Gender comparison for various physiological functions (cont.)
5 Comparison of world records for men and women as of January 2001
6 Comparison of world records for men and women as of January 2001 (cont
7 High-intensity exercise and hormonal disturbances in women Delayed menarcheCessation of menstruationInfertilityOsteoporosis
8 Exercise and the menstrual cycle Intense training programs can result in amenorrhea and other athletic menstrual cycle irregularities (AMI).There is no compelling scientific evidence that the menstrual cycle has a general effect on athletic performance. Individual athletes may or may not be affected.
9 The female athlete triad Disordered eatingAmenorrheaOsteoporosis
10 Sports associated with the female athlete triad Sports that emphasize low body weight:gymnastics, figure skating, diving, cheerleadingSports that use weight categories:horse racing, martial arts, wrestling, rowing
11 What should coaches and trainers look for to prevent development of the female athlete triad? Early signs of disordered eating includeexcessive weight lossavoidance of fooduse of laxatives and diureticsvomitingFor more information, visit The Physician and Sports Medicine: Female Athlete Triad at
12 Exercise and pregnancy Recommended programany program performed for about 43 minutes a day, three times a week, with a heart rate of no more than 144 beats per minuteNormal pregnancy and childbirth should not affect subsequent performance
13 Methods for counteracting the stigma against weight training for women Female role models in the weight roomCoeducational coaching staffsCoeducational weight roomsNot communicating lesser expectations to female athletes than to male athletes
14 Precautions for pregnant women during strength training Be cautious when performing heavy multi-joint free weight exercise after the first trimester.Pay attention to dress and environment to avoid becoming overheated.