A to Z
Health Topics
- A Good Support System Is Important
- A1c Test
- Abacavir
- Abacavir, Dolutegravir, and Lamivudine
- Abacavir, Lamivudine, and Zidovudine
- Abaloparatide Injection
- Abatacept Injection
- Abdominal Aortic Aneurysm Screening
- Abdominal Aortic Aneurysm Surgery
- Abdominal aortic aneurysm: Fast facts
- Abdominal Aortic Aneurysm: Should I Get a Screening Test?
- Abdominal Fullness or Bloating
- Abdominal Pain Causes
- Abdominal Pain, Age 11 and Younger
- Abdominal Pain, Age 12 and Older
- Abdominal Ultrasound
- Abdominal X-Ray
- Abemaciclib
- Abiraterone
- Abnormal Pap Test
- Abnormal Pap Test While Pregnant
- Abnormal Uterine Bleeding
- Abnormal Uterine Bleeding: Should I Have a Hysterectomy?
- Abnormal Vaginal Bleeding
- AbobotulinumtoxinA Injection
- Abortion
- Abortion: Emotional Recovery
- Abrocitinib
- Abscessed Tooth
- Absence Epilepsy
- Absorbent Products for Urinary Incontinence
- Abuse in Vulnerable Adults
- Abuse: Signs of Abuse-Related Injuries
- Abusive Head Trauma
- Acalabrutinib
- Acamprosate
- Acarbose
- Accidental Needle Sticks
- ACE Inhibitors and ARBs: Helping Blood Flow Better
- Acebutolol
- Acetaminophen
- Acetaminophen
- Acetaminophen and Codeine
- Acetaminophen Injection
- Acetaminophen Rectal
- Acetaminophen Use During Pregnancy
- Acetaminophen, Butalbital, and Caffeine
- Acetazolamide
- Acetylcysteine Oral Inhalation
- Achilles Tendon Problems
- Achilles Tendon Tear
- Acid-Reducing Medicines
- Acitretin
- ACL Injury: Exercises to Do Before Treatment
- ACL Injury: Should I Have Knee Surgery?
- ACL Reconstruction Surgery
- Aclidinium Oral Inhalation
- Acne
- Acne: Here's Help
- Acne: Treatment With Alpha Hydroxy Acids
- Acne: Treatment With Antibiotics
- Acne: Treatment With Benzoyl Peroxide
- Acne: Treatment with Isotretinoin
- Acne: Treatment With Salicylic Acid
- Acquired Von Willebrand Disease
- Actinic Keratosis
- Active Listening
- Active Surveillance for Prostate Cancer
- Acupuncture
- Acupuncture (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
- Acupuncture (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
- Acute Bronchitis
- Acute Coronary Syndrome
- Acute Flaccid Myelitis
- Acute Kidney Injury
- Acute Kidney Injury Versus Chronic Kidney Disease
- Acute Lymphoblastic Leukemia (ALL)
- Acute Lymphoblastic Leukemia Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Acute Lymphoblastic Leukemia Treatment (PDQ®): Treatment - Patient Information [NCI]
- Acute Myeloid Leukemia (AML)
- Acute Myeloid Leukemia Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Acute Myeloid Leukemia Treatment (PDQ®): Treatment - Patient Information [NCI]
- Acute Pancreatitis
- Acute Respiratory Distress Syndrome (ARDS)
- Acute respiratory distress syndrome (ARDS): Fast Facts
- Acute Sinusitis
- Acute Stress Disorder (ASD)
- Acyclovir
- Acyclovir Buccal
- Acyclovir Injection
- Acyclovir Ophthalmic
- Acyclovir Topical
- Adagrasib
- Adalimumab Injection
- Adapalene
- Added Sugars
- Addison's Disease
- Adefovir
- Adenomyosis
- ADHD and Hyperactivity
- ADHD in Adults: Behavioral Strategies
- ADHD: Helping Your Child Get the Most From School
- ADHD: Helping Your Child Get Things Done
- ADHD: Impulsivity and Inattention
- ADHD: Symptoms in Adults
- ADHD: Tests for Other Disorders
- Adjustable Gastric Banding Surgery
- Adjustment to Cancer: Anxiety and Distress (PDQ®): Supportive care - Health Professional Information [NCI]
- Adjustment to Cancer: Anxiety and Distress (PDQ®): Supportive care - Patient Information [NCI]
- Ado-trastuzumab Emtansine Injection
- Adolescent Sensory and Motor Development
- Adrenocortical Carcinoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Adrenocortical Carcinoma Treatment (PDQ®): Treatment - Patient Information [NCI]
- Adrenocorticotropic Hormone (ACTH) Test
- Aducanumab-avwa Injection
- Adult Central Nervous System Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Adult Central Nervous System Tumors Treatment (PDQ®): Treatment - Patient Information [NCI]
- Adult Immunization Schedule
- Adult Primary Liver Cancer Treatment: Treatment - Patient Information [NCI]
- Advance Care Planning
- Advance Care Planning for Your Child
- Advance Care Planning: Should I Receive CPR and Life Support?
- Advance Care Planning: Should I Stop Kidney Dialysis?
- Advance Care Planning: The Need for Ongoing Conversations
- Advance Care Planning: Thinking About Hospice
- Advance Care Planning: Treatment Choices Near the End of Life
- Advance Directive: What to Include
- Advance Directives
- Advanced Cancer: Finding Hope
- Afamitresgene Autoleucel Injection
- Afatinib
- Aflibercept Injection
- After a Heart Attack: Taking an Antiplatelet or a Daily Aspirin
- After a Heart Attack: Taking Beta-Blockers
- After a Hospital Stay: Managing Appointments
- After a Stroke: Taking a Blood Thinner for A-Fib
- After a Stroke: Taking an Antiplatelet
- After a Stroke: Your Self-Care Plan
- After Childbirth: Coping and Adjusting at Home With Your Baby
- After Childbirth: Pelvic Bone Problems
- After Childbirth: Urination and Bowel Problems
- After the NICU: Caring for Your Baby at Home
- After Your Pregnancy: The First 12 Weeks
- Agalsidase beta Injection
- Age-Related Hearing Loss
- Age-Related Macular Degeneration
- Aggression in Young Children
- Aging Well: Making Your Home Fall-Proof
- Agitation and Dementia
- Agnostic Cancer Therapies (PDQ®): Treatment - Health Professional Information [NCI]
- AIDS-Related Lymphoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- AIDS-Related Lymphoma Treatment (PDQ®): Treatment - Patient Information [NCI]
- Alan's Story: Coping With Change After a Heart Attack
- Alanine Aminotransferase (ALT) Test
- Albendazole
- Albiglutide Injection
- Albumin Urine Test
- Albuterol
- Albuterol and Ipratropium Oral Inhalation
- Albuterol Oral Inhalation
- Alcaftadine Ophthalmic
- Alcohol and Drug Use
- Alcohol and Drugs: When to Get Help for an Intoxicated Person
- Alcohol and Substance Use in Post-Traumatic Stress Disorder (PTSD)
- Alcohol or Drug Use During Pregnancy
- Alcohol Problems: Helping Someone Get Treatment
- Alcohol Problems: How to Stop Drinking
- Alcohol Use Disorder
- Alcohol Withdrawal
- Alcohol Withdrawal: What to Expect
- Alcohol: How to Deal With a Slip-Up
- Alcohol: Taking Action
- Alcohol: The Space It Takes Up in Your Life
- Alcohol: Time for a Change?
- Alcohol: Treatment Options
- Alcoholic Cardiomyopathy
- Aldesleukin
- Aldosterone in Blood Test
- Aldosterone in Urine Test
- Alectinib
- Alemtuzumab Injection (Chronic Lymphocytic Leukemia)
- Alemtuzumab Injection (Multiple Sclerosis)
- Alendronate
- Alfuzosin
- Alirocumab Injection
- Aliskiren
- Alitretinoin
- Alkaline Phosphatase Test
- Allen Test
- Allergic Reaction
- Allergic Rhinitis
- Allergic Rhinitis: Common Triggers
- Allergies
- Allergies in Children: Giving an Epinephrine Shot to a Child
- Allergies to Insect Stings
- Allergies: Avoiding Indoor Triggers
- Allergies: Avoiding Outdoor Triggers
- Allergies: Controlling Cockroaches
- Allergies: Giving Yourself an Epinephrine Shot
- Allergies: Rush Immunotherapy
- Allergies: Should I Take Allergy Shots?
- Allergies: Should I Take Shots for Insect Sting Allergies?
- Allergy Shots for Allergic Rhinitis
- Allergy Shots for Asthma
- Allergy Shots for Insect Stings
- Allergy Tests
- Allergy to Natural Rubber (Latex)
- Allogeneic Stem Cell Transplant
- Allopurinol
- Allopurinol Injection
- Almotriptan
- Alogliptin
- Alopecia Areata
- Alosetron
- Alpelisib
- Alpha-1 Antitrypsin (AAT) Deficiency
- Alpha-1 Antitrypsin (AAT) Deficiency Testing
- Alpha-Fetoprotein (AFP) Test
- Alprazolam
- Alprostadil Urogenital
- Altitude Sickness
- Altretamine
- Aluminum Hydroxide
- Aluminum Hydroxide and Magnesium Hydroxide
- Alvimopan
- Alzheimer's and Other Dementias: Coping With Sundowning
- Alzheimer's and Other Dementias: Maintaining Good Nutrition
- Alzheimer's and Other Dementias: Making the Most of Remaining Abilities
- Alzheimer's Disease
- Alzheimer's Disease
- Alzheimer's Disease: Should I Take Medicines?
- Amantadine
- Amblyopia
- Amblyopia: Wearing an Eye Patch
- Ambrisentan
- Ambulatory Electrocardiogram (EKG)
- American Heart Association Healthy Diet Guidelines
- Amifostine Injection
- Amikacin Injection
- Amikacin Oral Inhalation
- Amiloride
- Amiloride and Hydrochlorothiazide
- Aminocaproic Acid
- Aminocaproic Acid Injection
- Aminolevulinic Acid Topical
- Aminophylline
- Amiodarone
- Amisulpride Injection
- Amitriptyline
- Amivantamab-vmjw Injection
- Amlexanox
- Amlodipine
- Amlodipine and Benazepril
- Ammonia Test
- Ammonium Lactate Topical
- Amniocentesis
- Amoxapine
- Amoxicillin
- Amoxicillin and Clavulanic Acid
- Amphetamine
- Amphotericin B Lipid Complex Injection
- Amphotericin B Liposomal Injection
- Ampicillin
- Ampicillin and Sulbactam Injection
- Ampicillin Injection
- Amylase Test
- Amyotrophic Lateral Sclerosis (ALS)
- Anabolic Steroids
- Anagrelide
- Anakinra
- Anal Cancer
- Anal Cancer Prevention (PDQ®): Prevention - Health Professional Information [NCI]
- Anal Cancer Prevention (PDQ®): Prevention - Patient Information [NCI]
- Anal Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Anal Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
- Anal Fissure
- Anastrozole
- Andy's Story: Finding Your Own Routine When You Have Diabetes
- Anemia
- Anemia During Pregnancy
- Anemia of Chronic Disease (ACD)
- Anemia of Chronic Kidney Disease
- Anesthesia
- Anesthesia: Epidural for Childbirth
- Anger, Hostility, and Violent Behavior
- Angina
- Angiogram
- Angiogram of the Head and Neck
- Angiogram of the Lung
- Angioplasty for Peripheral Artery Disease: Before Your Procedure
- Angioplasty for Peripheral Artery Disease: Returning Home
- Angiotensin II Receptor Blockers (ARBs)
- Angiotensin-Converting Enzyme (ACE) Inhibitors
- Anifrolumab-fnia Injection
- Animal and Human Bites
- Ankle Sprain
- Ankle-Brachial Index Test
- Ankylosing Spondylitis
- Anorexia Nervosa
- Anorexia: Learning New Eating Behaviors
- Anorexia: Learning to Trust Others
- Anosmia
- Anterior Cruciate Ligament (ACL) Injuries
- Anterior Cruciate Ligament (ACL) Surgery
- Anthrax
- Anthrax Vaccine
- Antibiotic Sensitivity Test
- Antibiotics
- Antibody Tests for Lupus
- Anticoagulants
- Antidepressant Withdrawal
- Antidepressants
- Antidepressants: Keeping Your Life in Balance
- Antigen Tests for Giardiasis
- Antihistamines
- Antineoplastons (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
- Antineoplastons (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
- Antinuclear Antibodies (ANA) Test
- Antioxidants
- Antiphospholipid Syndrome and Pregnancy
- Antiplatelets
- Antipsychotic Medicines
- Antipyrine-Benzocaine Otic
- Antiretroviral Medicines for HIV
- Antisperm Antibody Test
- Antithyroid Antibody Tests
- Anxiety
- Anxiety During and After Pregnancy
- Anxiety: How to Change Anxious Thoughts
- Anxiety: Is Treatment Right for You?
- Anxiety: Paying Attention to How You're Doing
- Anxiety: Stop Negative Thoughts
- Anxiety: Treatment Options
- Anxiety: What Is It?
- Aortic Aneurysm
- Aortic Dissection
- Aortic Valve Regurgitation
- Aortic Valve Regurgitation: Deciding About Surgery
- Aortic Valve Replacement Surgery
- Aortic Valve Stenosis
- Aortobifemoral Bypass Surgery
- Apalutamide
- Apixaban
- Apomorphine Injection
- Apomorphine Sublingual
- Appendectomy for Children: Before Surgery
- Appendectomy for Children: Returning Home
- Appendectomy: Before Your Surgery
- Appendectomy: Returning Home
- Appendicitis
- Appointment for a New Problem
- Appreciating Your Child's Personality
- Apraclonidine Ophthalmic
- Apremilast
- Aprepitant
- Aprepitant/Fosaprepitant Injection
- Aprocitentan
- Arachnoiditis
- Arformoterol Oral Inhalation
- Aripiprazole
- Aripiprazole Injection
- Arm Injuries
- Arm Problems, Noninjury
- Armodafinil
- Arnica
- Aromatherapy (Essential Oils Therapy)
- Aromatherapy With Essential Oils (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
- Aromatherapy With Essential Oils (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
- Arrhythmia: Living With a Pacemaker
- Arrhythmia: What Is an ICD?
- Arrhythmias and Sexual Activity
- Arsenic Trioxide Injection
- Artemether and Lumefantrine
- Arterial Blood Gases (ABG) Test
- Arthritis: Making Everyday Activities Easier
- Arthritis: Managing Rheumatoid Arthritis
- Arthritis: Shots for Knee Pain
- Arthritis: Should I Have Hip Replacement Surgery?
- Arthritis: Should I Have Knee Replacement Surgery?
- Arthritis: Should I Have Shoulder Replacement Surgery?
- Arthrogram (Joint X-Ray)
- Arthroplasty for Rheumatoid Arthritis
- Arthroscopy
- Arthroscopy for Rheumatoid Arthritis
- Arthroscopy for Temporomandibular Disorders (TMDs)
- Artificial Nails: Problems and Treatment
- Artificial Rupture of the Membranes
- Artificial Sphincter for Urinary Incontinence in Men
- Arturo's Story: Getting Support for Making a Change
- Asbestos and Lung Cancer
- Asciminib
- Ascites and Liver Disease
- Ascorbic Acid (Vitamin C)
- Asenapine
- Asenapine Transdermal Patch
- Ashkenazi Jewish Genetic Panel (AJGP)
- Asparaginase Erwinia Chrysanthemi (recombinant)-rywn Injection
- Asparaginase Erwinia Chrysanthemi Injection
- Aspartate Aminotransferase (AST) Test
- Aspirin
- Aspirin and Extended-Release Dipyridamole
- Aspirin and Omeprazole
- Aspirin for Pain, Fever, and Inflammation
- Aspirin Rectal
- Aspirin to Prevent Heart Attack and Stroke
- Aspirin, Butalbital, and Caffeine
- Aspirin: Should I Take Daily Aspirin to Prevent a Heart Attack or Stroke?
- Assess Your Drug Use
- Assessing PTSD
- Assessing Your Asthma Knowledge
- Assistive Devices and Orthotics
- Assistive Devices for People With Disabilities
- Asthma
- Asthma Action Plan
- Asthma Action Plan
- Asthma Action Plan for Your Child
- Asthma Action Plan: Red Zone
- Asthma and GERD
- Asthma and Vocal Cord Problems
- Asthma and Wheezing
- Asthma Attack
- Asthma Diary
- Asthma During Pregnancy
- Asthma in Children
- Asthma in Children: Knowing How Bad an Attack Is
- Asthma in Teens and Adults
- Asthma Treatment Goals
- Asthma Zones
- Asthma: Educating Yourself and Your Child
- Asthma: Fast facts
- Asthma: Finding Your Triggers
- Asthma: Helping a Young Child Take Medicine
- Asthma: Helping Your Child Measure Peak Flow
- Asthma: How to Overcome Treatment Obstacles
- Asthma: Is Your Child Using the Quick-Relief Inhaler Too Often?
- Asthma: Keeping Your Child Out of the Hospital
- Asthma: Measuring Peak Flow
- Asthma: Measuring Peak Flow
- Asthma: Overcoming Obstacles to Taking Medicines
- Asthma: Overuse of Quick-Relief Medicines
- Asthma: Peak Expiratory Flow and Personal Best
- Asthma: Symptoms of Difficulty Breathing
- Asthma: Taking Charge of Your Asthma
- Asthma: The Importance of Controller Medicines
- Asthma: Using an Asthma Action Plan
- Asthma: Ways to Take Inhaled Medicines
- Asthma: What Happens in Your Lungs
- Asthma's Impact on Your Child's Life
- At-Home Genetic Tests
- Atazanavir
- Atazanavir and Cobicistat
- Atenolol
- Atezolizumab Injection
- Atherosclerosis
- Athlete's Foot
- Atidarsagene Autotemcel Injection
- Atogepant
- Atomoxetine
- Atorvastatin
- Atovaquone
- Atovaquone and Proguanil
- Atrial Fibrillation
- Atrial Fibrillation and Daily Life
- Atrial Fibrillation: Feeling More in Control
- Atrial Fibrillation: Living Well
- Atrial Fibrillation: Managing Your Symptoms
- Atrial Fibrillation: Should I Have Catheter Ablation?
- Atrial Fibrillation: Should I Take an Anticoagulant to Prevent Stroke?
- Atrial flutter: Fast Facts
- Atropine Ophthalmic
- Attention Deficit Hyperactivity Disorder (ADHD)
- Aura and Seizures
- Auranofin
- Autism and Vaccines
- Autism Spectrum Disorder (ASD)
- Autism Spectrum Disorder (ASD) in Adults
- Autism Spectrum Disorder (ASD): Behavioral Training and Management
- Autoimmune Disease Tests
- Autologous Stem Cell Transplant
- Automated Ambulatory Blood Pressure Monitoring
- Autonomic Dysfunction
- Autopsy
- Avacopan
- Avanafil
- Avapritinib
- Avascular Necrosis (Osteonecrosis)
- Avatrombopag
- Avelumab Injection
- Avian Influenza (Bird Flu)
- Avoiding COPD Triggers
- Avoiding Emotional Eating: Making a Plan
- Avoiding Infections in the Hospital
- Avoiding Infections in the Hospital
- Avoiding Mercury in Fish
- Avoiding Smoking Triggers
- Avulsion Fracture
- Avulsion fracture: Fast Facts
- Axatilimab-csfr Injection
- Axicabtagene Ciloleucel Injection
- Axitinib
- Ayurveda
- Azacitidine
- Azacitidine Injection
- Azathioprine
- Azelaic Acid Topical
- Azelastine Nasal Spray
- Azelastine Ophthalmic
- Azilsartan
- Azithromycin
- Aztreonam Injection