Written by Veronica Yoo

Recognizing and Addressing the Signs of Overtraining


The rise of the health and fitness culture has sparked an increased interest in pushing one’s physical limits. From marathons to CrossFit to high-intensity interval training (HIIT), we’ve become a society obsessed with the “no pain, no gain” mentality. While training hard is undoubtedly crucial for achieving athletic milestones, overtraining can hinder progress and pose serious health risks. As a nutritionist and functional medicine health coach, understanding the signs of overtraining can help you guide effectively, particularly those who are enthusiastic but may be unknowingly causing harm to their bodies. This blog post aims to highlight the signs of overtraining and provide actionable solutions to tackle it.

Physical Signs of Overtraining

Persistent Fatigue

One of the earliest and most significant signs of overtraining is persistent fatigue. Contrary to regular muscle soreness or post-workout tiredness, this fatigue lingers even after ample rest.

Decline in Performance

Overtraining can result in a noticeable decline in athletic performance. Despite rigorous workouts, you may find that you’re running slower, lifting lighter, or tiring out sooner than before.

Increased Rate of Injury

Overuse injuries like tendinitis, muscle strains, and stress fractures become more common when the body is pushed beyond its limits.

Elevated Resting Heart Rate

An unusually high resting heart rate can indicate that your body hasn’t fully recovered from previous workouts and is still in a stressed state.

Frequent Illness

A compromised immune system leaves you more susceptible to catching infections like the cold or flu.

Chronic Muscle or Joint Pain

Muscle soreness is common after an intense workout. However, if soreness persists for several days and includes joint pain, this is a clear indicator of overtraining.

Psychological Signs of Overtraining

Irritability and Mood Swings

Emotional instability, irritability, and unexpected mood swings are common symptoms, as overtraining can affect neurotransmitter levels in the brain.

Depression and Anxiety

The imbalance of neurotransmitters can also lead to symptoms of depression and anxiety, manifesting as persistent feelings of unhappiness or excessive worry.

Decreased Motivation

A sharp decline in motivation to work out or even undertake everyday activities can be a red flag.

Poor Concentration

The mental fatigue caused by overtraining can result in a reduced ability to focus on tasks, including your training regime.

Hormonal Signs of Overtraining

Menstrual Irregularities

In women, hormonal imbalances caused by overtraining can lead to menstrual irregularities, such as a heavier or lighter flow or missing periods altogether.

Reduced Libido

Both men and women can experience reduced sexual drive due to the hormonal imbalances caused by overtraining.

Solutions and Remedies

Adequate Rest

Recovery is crucial. Ensuring proper rest periods between workouts and focusing on quality sleep can mitigate the adverse effects of overtraining.

Nutritional Support

Optimal nutrition plays an essential role in recovery. A diet rich in proteins, healthy fats, and complex carbohydrates, supplemented with essential vitamins and minerals, can speed up recovery.

Consult Professionals

If you notice persistent symptoms of overtraining, it’s crucial to consult healthcare professionals for an accurate diagnosis and treatment plan.


Introduce different types of exercises to your routine. Cross-training can help provide a more rounded physical development and prevent overuse injuries.

Active Recovery

Consider lighter activities like walking or yoga as active recovery options on your rest days.


Overtraining is a serious issue that can have severe repercussions on both physical and mental health. The “more is better” ethos doesn’t apply universally, especially when it comes to rigorous physical training. Awareness of the signs of overtraining, paired with targeted solutions, can help you maintain a balanced and healthy lifestyle. Remember, the goal is sustainable and holistic well-being, not short-lived achievements at the cost of your health.

By being vigilant about the signs of overtraining and implementing the suggested solutions, you can ensure that you, and your clients, are on a healthier, more sustainable path to achieving your fitness goals.

Nutritional Support from overtraining
Nutritional support is critical when dealing with overtraining, as nutrition plays a fundamental role in recovery and performance optimization. Here’s a breakdown of how to use nutrition to combat overtraining:

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Veronica Yoo

Veronica is dedicated and experienced nutritionist and certified health coach who specializes in functional medicine, She's a published author, nutritional instructor, WBFF professional figure athlete, and both the brains and beauty behind all that Makeover Nutrition offers.

Veronica is also the President & CEO of a BC based health and wellness association; Pacific Alliance of Body Care.