Diseases and Conditions

Find doctor-approved information about symptoms, causes, diagnosis, treatment and prevention of common diseases and conditions.

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"anxiety" conditions
  • woman sitting on bench outside covering face with hands, surrounded by trees filled with anxiety

    Generalized Anxiety Disorder

    A general anxiety disorder is ongoing anxiety that isn’t related to a particular event or situation… is generalized anxiety disorder (GAD)? Anxiety is a word that describes feelings of apprehension, concern, nervousness, restlessness, or worry. Normal feelings of anxiety often serve as an “alarm system” that…

  • Anxious young business man looking away

    Social Phobia

    Social phobia is an anxiety disorder. It is an irrational fear of being judged by others during social situations… therapy? Is there anything I can do on my own to help manage my symptoms? Resources Anxiety and Depression Association of America: Social Anxiety Disorder National…

  • Person washing their hands in a sink

    Obsessive-Compulsive Disorder

    Obsessive-Compulsive Disorder (OCD) is an anxiety disorder that causes unwanted thoughts and repetitive behaviors… washing to one time. To use this method, a person who has OCD must be able to tolerate the high levels of anxiety that can result from the experience. Living with obsessive-compulsive disorder…

  • A young businessman having a panic attack in an office. Panic disorder is a condition in which a person has sudden episodes of intense fear or anxiety. These episodes are known as panic attacks.

    Panic Disorder and Panic Attacks

    Panic disorder is a condition in which a person has episodes of intense fear or anxiety that occur suddenly, often… make you lose control or change your personality. These medicines can be used for as long as necessary, even for years. Anti-anxiety medicines are another…

  • A woman sits with head down while holding baby pajamas.

    Postpartum Depression (PPD)

    Postpartum depression effects women after giving birth. It involves feelings of sadness, loneliness, worthlessness and restlessness that can last for… feel the “baby blues” for a week or two after giving birth. With postpartum depression, feelings of sadness, loneliness, worthlessness, restlessness, and anxiety may last…

  • A woman who suffering from PMS is lying on the sofa with her hand on her abdomen.

    Premenstrual Syndrome (PMS)

    Premenstrual syndrome (PMS) references a group of symptoms often experienced up to 14 days before menstruation (period)… which may get worse in the time before their menstrual period. These health problems share many symptoms with PMS, including: Depression and anxiety disorders Myaligic encephalomyelitis/chronic fatigue syndrome Irritable…

  • Closeup of elderly woman’s hands sorting several prescriptions

    Prescription Drug Abuse in the Elderly

    Prescription abuse happens when people abuse medicines prescribed by a doctor. In the elderly, it can be hard to spot… of medicines that are categorized as controlled substances by the Drug Enforcement Administration. Examples include medicines that doctors prescribe to treat pain, anxiety, or sleep…

  • Woman injecting emergency medicine (EpiPen) into her leg

    Anaphylaxis

    Anaphylaxis is a life-threatening allergic reaction that needs immediate medical attention… What is anaphylaxis? Anaphylaxis is a life-threatening allergic reaction. It occurs when you are exposed to something you are severely allergic to. Immediate medical attention is required. Anaphylactic reactions can range in severity…

  • female doctor checking for Hyperthyroidism

    Hyperthyroidism

    Hyperthyroidism, or an overactive thyroid, means your thyroid gland makes too much hormone. This can cause weight loss, tremors, and… What is hyperthyroidism? Hyperthyroidism is known as overactive thyroid. It occurs when your thyroid gland makes and releases too much thyroid hormone. The thyroid gland…

  • An illustration of a typical ovary

    Polycystic Ovary Syndrome

    olycystic ovary syndrome (PCOS) is a condition that occurs when cysts form on a woman’s ovaries… What is polycystic ovary syndrome? Polycystic ovary syndrome (PCOS) is a condition that occurs when cysts form on a woman’s ovaries. An imbalance of hormone levels in a woman’s…

  • Stethoscope resting on black chalkboard with the words Addison’s Disease

    Addison’s Disease

    Addison’s disease is a condition that affects your body’s adrenal glands. It interferes with your body’s ability to produce certain… What is Addison’s disease? Addison's disease is a condition that affects your body's adrenal glands. These glands are located on top of your kidneys…

  • Wolff-Parkinson-White Syndrome

    Wolff-Parkinson-White syndrome is a heart condition where people are born with an extra electrical pathway in their heart. This changes… What is Wolff-Parkinson-White syndrome? Wolff-Parkinson-White (WPW) syndrome is a heart condition. People who have WPW syndrome are born with an extra electrical pathway in…

  • Man holding condom in one hand and blue pill in the other

    Erectile Dysfunction (ED)

    Erectile dysfunction is when a man cannot get or keep an erection. It can be caused by a number of… What is erectile dysfunction? Erectile dysfunction (ED) is when a man cannot get or keep an erection. The condition prevents the man from having…

  • Long COVID

    Most people who get sick with COVID-19 will recover within a week or even a few days. But for some,… Most people who get sick with COVID-19 will recover within a week or even a few days. But for some, the symptoms of the disease…

  • A doctor uses a stethoscope to listen to woman’s heart. Mitral valve prolapse is a heart condition in which the flaps of the mitral valve don’t close properly. Most who have it don’t need treatment.

    Mitral Valve Prolapse

    Mitral valve prolapse is a heart condition in which the flaps of the mitral valve don’t close properly. Most people… What is mitral valve prolapse? Mitral valve prolapse is a problem in your heart. Your heart has four chambers. The mitral valve controls the flow of blood between 2…

  • Teeth grinding is also known as bruxism. About 20% or 30% of children clench their teeth but usually stop as they get older.

    Teeth Grinding (Bruxism)

    Teeth grinding is also known as bruxism. About 20% or 30% of children clench their teeth but usually stop as… What is bruxism? Teeth grinding, also called bruxism, is the conscious or unconscious grinding or clenching of teeth. It happens most often in children. About…

  • boy leaning over table and looking off into distance

    Attention-Deficit Hyperactivity Disorder (ADHD)

    ADHD is a group of behaviors that can make it difficult to focus at school, work or home… What is attention-deficit hyperactivity disorder (ADHD)? Attention-deficit hyperactivity disorder (ADHD) is a group of behaviors. It used to also be called attention deficit disorder (ADD). ADHD…

  • Male struggling with premature ejaculation sits on edge of bed with girlfriend in the background.

    Premature Ejaculation

    Premature ejaculation happens when an individual has an orgasm sooner than wanted. It can happen before or shortly after… What is premature ejaculation? Premature ejaculation happens when an individual has an orgasm sooner than they or their partner would like. Premature ejaculation can happen before or…

  • Celiac disease is a digestive disorder that causes problems when you eat foods with gluten, such as wheat, rye and barley.

    Celiac Disease

    Celiac disease is a digestive disorder that causes problems when you eat foods with gluten, such as wheat, rye and… What is celiac disease? Celiac disease is a digestive disorder that causes problems in your small intestine. You experience the problems when you eat foods that…

  • Preschool boy plays on a tire swing, leaning back as far as he can. Sensory processing disorder (SPD) is a condition that affects how your brain processes sensory information (stimuli).

    Sensory Processing Disorder (SPD)

    Sensory processing disorder (SPD) is a condition that affects how your brain processes sensory information (stimuli)… What is sensory processing disorder? Sensory processing disorder (SPD) is a condition that affects how your brain processes sensory information (stimuli). Sensory information includes things you see, hear, smell,…