Menu
Verywell Health
Chronic Fatigue Syndrome and Fibromyalgia Symptoms
Health A-Z
COVID-19
Arthritis
Type 2 Diabetes
Heart Disease
Digestive Health
Multiple Sclerosis
View All
Prevention & Treatment
COVID-19 Vaccines
Vaccines
First Aid
Surgery
Supplements
Healthy Aging
View All
Health Care
Health Insurance
Public Health
Patient Rights
Health Technology
Caregivers & Loved Ones
End of Life Concerns
View All
News
COVID-19
Health News
Tools & Resources
COVID-19 Vaccine Distribution Tracker
Thyroid Test Analyzer
Doctor Discussion Guides
Hemoglobin A1c Test Analyzer
Lipid Test Analyzer
Complete Blood Count (CBC) Analyzer
Healthy Conversations Coach
About Us
Editorial Process
Medical Review Board
Search
Search
Clear
GO
More in CFS & Fibromyalgia
Symptoms
Integrative Therapies
Causes & Risk Factors
Diagnosis
Treatment
Living With
Support & Coping
Fibromyalgia
Understanding CFS
Related Conditions
View More
Tools & Resources
COVID-19 Vaccine Distribution Tracker
Thyroid Test Analyzer
Doctor Discussion Guides
Hemoglobin A1c Test Analyzer
Lipid Test Analyzer
Complete Blood Count (CBC) Analyzer
Healthy Conversations Coach
Coronavirus vs. Flu
How to Properly Use Hand Sanitizer
Tobacco: New Legal Minimum Age
Best OTC Flu Meds
Who Should Wear Medical Masks?
COVID-19 Timeline
Health A-Z
COVID-19
Arthritis
Type 2 Diabetes
Heart Disease
Digestive Health
Multiple Sclerosis
View All
Prevention & Treatment
COVID-19 Vaccines
Vaccines
First Aid
Surgery
Supplements
Healthy Aging
View All
Health Care
Health Insurance
Public Health
Patient Rights
Health Technology
Caregivers & Loved Ones
End of Life Concerns
View All
News
COVID-19
Health News
View All
About Us
Editorial Process
Privacy Policy
Contact Us
Visit our other Verywell sites:
Verywell Fit
Verywell Mind
Verywell Family
Ⓒ 2021 About, Inc. (Dotdash) — All rights reserved
Health A-Z
CFS & Fibromyalgia
Chronic Fatigue Syndrome and Fibromyalgia Symptoms
Extreme fatigue, widespread pain, and symptoms that worsen after activity are signs of chronic fatigue syndrome and fibromyalgia. Learn to identify more.
Fatigue: Definition, Causes, Symptoms, and Treatment
Medically reviewed by Claudia Chaves, MD
Chronic Fatigue Syndrome: Symptoms and Complications
Medically reviewed by Grant Hughes, MD
Heavy Sweating in Fibromyalgia, ME/CFS
By Adrienne Dellwo
What Low Serotonin Feels Like with Fibromyalgia and CFS
Medically reviewed by Grant Hughes, MD
Morning Symptoms of Fibromyalgia
Medically reviewed by David Ozeri, MD
Orthostatic Intolerance and Low Blood Pressure
Medically reviewed by Grant Hughes, MD
Allodynia: A Distinct Type of Fibromyalgia Pain
Medically reviewed by Shaheen Lakhan, MD, PhD
Working Memory and Fibromyalgia
Medically reviewed by David Ozeri, MD
Central Sensitization in Fibromyalgia and CFS
Medically reviewed by Grant Hughes, MD
Fibromyalgia Symptoms in Women's Health
Medically reviewed by Anita C. Chandrasekaran, MD, MPH
Track Your Symptoms of Fibromyalgia and ME/CFS
Medically reviewed by Shaheen Lakhan, MD, PhD
Why Fibromyalgia or ME/CFS May Worsen Period Pain
Medically reviewed by Scott Zashin, MD
Heart Abnormalities in Fibromyalgia
Medically reviewed by Grant Hughes, MD