Can Exercise Reduce Mare Fertility?

In this episode, Dr. Chris Mortensen, discusses the early stages of horse pregnancy and the effects of exercise and heat stress on equine fertility. He explains how critical the initial stages of embryo development are and how stressors can lead to the failure of pregnancy.
Dr. Mortenson recounts his dissertation work and subsequent studies on the topic, highlighting the physiological mechanisms behind these stressors and their impact on the reproductive cycle. He also
delves into the ethics and challenges of conducting such research while ensuring animal welfare.
Podcast Timeline
00:00 The Beginning of a Horse's Life
01:27 Critical Early Stages of Pregnancy
04:02 Exercise and Stress Impact on Reproduction
05:41 Genesis of the Research
06:58 Heat Stress and Embryo Transfer
10:08 Research Methodology and Findings
24:34 Impact on Estrous Cycle and Embryo Quality
28:47 Follow-Up Studies and Broader Implications
34:03 Male Reproductive Health
36:13 Pregnancy and Nutritional Needs
42:22 Conclusion and Final Thoughts
Visit madbarn.com/mad-about-horses/ to learn more about the Mad About Horses podcast.
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