Low Energy Level
Free Symptom Checker
with Physician-supervised AI

Reviewed By:

Unnati Patel, MD, MSc

Unnati Patel, MD, MSc (Primary Care Physician)

Dr Patel graduated from the Zhejiang University School of Medicine. She worked in clinical research at the University of Illinois in Chicago and University of Nevada in Las Vegas focused on culturally adapted health interventions for preventive medicine in the community setting. Received her Master's of Science in Global Health (concentration in Health Policy) from Georgetown University, during which she worked with the WHO in Sierra Leone and Save the Children in Washington, D.C. Unnati went on to complete her family medicine residency in Chicago, Illinois at Norwegian American Hospital. | | She is currently working as a primary care physician in the city of Chicago and completing her Master's of Business Administration at the Northwestern University Kellogg School of Management and Fellowship in Leadership in Value-Based Care.

Yoshinori Abe, MD

Yoshinori Abe, MD (Internal medicine)

Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.

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Content updated on Jan 30, 2024

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  • Energy levels have dropped

  • Energy levels have fallen

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About the Symptom

Another name for decreased energy level is fatigue. Several medical conditions, such as heart disease, many types of cancer, autoimmune diseases such as lupus and multiple sclerosis, and anemia (too few red blood cells), include low energy as a symptom. Fatigue can also be a symptom of sadness or anxiety or a side effect of certain medications.

When to see a doctor

Seek professional care if you experience any of the following symptoms

  • Change in personality

  • Disorder of consciousness

  • Decrease in sleeping desire

  • Seizure attack

  • Difficulty breathing / breathlessness

  • Numbness / sensory disorder

  • Recent weight loss

  • Suicidal thought

Possible causes

Generally, Lower energy levels can be related to:

  • Depression

    Depression is a mental illness that leads to low mood, reduced energy levels, and changes in sleep. This affects everyday activities like attending school and work. As the condition worsens, patients might have suicidal thoughts. Although stress and past trauma can cause depression, it can take time to identify and address causes, and genetic factors may also be at play.

  • Bipolar disorder

    A disorder marked by extreme and persistent shifts in mood that last for weeks to months, from periods of sustained depression to periods of elevated mood and euphoria. The precise cause is unclear, but genetic and environmental factors contribute.

  • Adjustment disorder

    A psychological disorder, often with low mood and anxiety. It is triggered by a sudden change in life circumstances, e.g. divorce or losing a job.

  • Depressive
  • Multiple sclerosis (MS)
  • Migraine
  • Schizophrenia
  • Sleep disorder

Related serious diseases

Sometimes, Lower energy levels may be related to these serious diseases:

  • Heatstroke

    This is a life-threatening emergency where the person's body temperature is dangerously high and they display neurological abnormalities. This occurs when the body fails to regulate its temperature properly. It can be caused by the surrounding environment (heat, moisture) or internal factors (dehydration, strenuous exercise).

  • Dehydration

Doctor's Diagnostic Questions

Your doctor may ask these questions to check for this symptom:

  • Have your energy levels decreased?

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Find Similar Symptoms

Similar symptoms or complaints

References

  • Fatigue - Mayo Clinic

    https://www.mayoclinic.org/symptoms/fatigue/basics/causes/sym-20050894

Reviewed By:

Unnati Patel, MD, MSc

Unnati Patel, MD, MSc (Primary Care Physician)

Dr Patel graduated from the Zhejiang University School of Medicine. She worked in clinical research at the University of Illinois in Chicago and University of Nevada in Las Vegas focused on culturally adapted health interventions for preventive medicine in the community setting. Received her Master's of Science in Global Health (concentration in Health Policy) from Georgetown University, during which she worked with the WHO in Sierra Leone and Save the Children in Washington, D.C. Unnati went on to complete her family medicine residency in Chicago, Illinois at Norwegian American Hospital. | | She is currently working as a primary care physician in the city of Chicago and completing her Master's of Business Administration at the Northwestern University Kellogg School of Management and Fellowship in Leadership in Value-Based Care.

Yoshinori Abe, MD

Yoshinori Abe, MD (Internal medicine)

Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.

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