Healthy Living

Why do We get dizzy when running?

Dizziness while running can be a sign of overtraining, dehydration, lack of oxygen, low blood pressure, low blood sugar, irregular heartbeat.

Too much exercise

Most of the dizziness when running is due to the intensity of the exercise. Maybe the runner is doing exercises that are too heavy. Overexertion also has other manifestations such as blurred vision, difficulty breathing, heart palpitations, nausea or vomiting…

Overtraining accounts for 36.2% of all injuries an athlete can experience. Overtraining can happen in any physical activity, both on the track and in the room, in many sports like cycling, climbing, swimming, etc.


Not drinking enough water during exercise can make you dehydrated. Dehydration during exercise is very dangerous, they can affect blood sodium and make people more susceptible to stroke.

Although dehydration is common in children and the elderly, it can still affect adults. Athletes are more likely to become dehydrated with mild illness or heavy physical activity, especially in hot weather. Symptoms of dehydration include: dizziness, dry mouth, mild fainting, little urination, fatigue, and weakness.

Lack of oxygen

This is also one of the common causes of dizziness when running. Most new runners do not know how to breathe during exercise, causing less oxygen to enter the body, faster heart rate and faster breathing.

Athletes need to adjust their breathing, need to inhale deeply through the nose, expand the abdomen and exhale through the mouth. Even if you don’t exercise, practice deep breathing every day.

Low blood pressure

Heavy physical activity can cause athletes to have low blood pressure, dizziness. People with low blood pressure are often more prone to dizziness than normal, combined with factors such as excessive exercise, lack of water, lack of oxygen, making the dizziness become more severe, leading to fainting. emergency.

Normal blood pressure is around 120/80 mmHg. People with low blood pressure have a blood pressure reading below 90/60 mmHg. These people need to consider when doing high-intensity exercises, especially cardio.



You may experience low blood sugar if your stomach is too empty before exercising. During exercise, muscles use more glucose than usual, so if you don’t eat anything before exercise, you can experience low blood sugar, feeling dizzy, tired, irritable, shaky, sweaty .. .

You can eat banana lining or boiled eggs before exercise to ensure enough energy for a workout session.

Heart rhythm disorder

An arrhythmia can cause the heart to beat too fast, too slow, or irregularly. There are many conditions that can cause an arrhythmia, including cardiovascular disease or emotional stress…

Continuous running can trigger or make heart disease symptoms worse. With arrhythmia, athletes may feel: dizziness, changes in heart rate, fainting, shortness of breath, sweating.


Related Articles

Leave a Reply

Your email address will not be published. Required fields are marked *

Back to top button