Conditions 101

January 20, 2026January 20, 2026

What Does Anxiety Feel Like Physically?

Adult woman sitting calmly on a couch with her hand resting on her chest, representing an educational overview of how anxiety can feel physically. — A calm lifestyle image introducing an educational article about the physical sensations commonly associated with anxiety. conditions101.com.

Anxiety can affect the body in many noticeable ways. While anxiety is often thought of as an emotional or mental experience, it frequently involves physical sensations as well. These bodily responses are part of the body’s natural stress reaction and can vary widely from person to person.

This article provides an educational overview of the physical sensations commonly associated with anxiety, how they may present, and how they can influence daily life. It is for general informational purposes only and does not provide medical advice, diagnosis, or treatment.

January 20, 2026January 20, 2026

What Is Costochondritis?

Adult woman sitting calmly in a living room and gently touching her chest, representing an educational overview of what costochondritis is. — A calm lifestyle image introducing an educational article explaining what costochondritis is. conditions101.com.

Costochondritis is a condition involving inflammation or irritation of the cartilage that connects the ribs to the breastbone (sternum). This cartilage plays an important role in allowing the rib cage to expand and move during breathing. When this area becomes irritated, it can lead to localized chest discomfort.

This article provides an educational overview of costochondritis, explaining what it is, where it occurs, how it is commonly described, and how it may affect daily life. It is intended for general informational purposes only and does not provide medical advice, diagnosis, or treatment.

January 20, 2026January 20, 2026

What Is Dizziness?

Adult man sitting calmly in a living room with a thoughtful expression, representing an educational overview of what dizziness is. — A calm lifestyle image introducing an educational article explaining what dizziness is. conditions101.com.

Dizziness is a general term used to describe a range of sensations related to balance, orientation, or perception of movement. People may use the word “dizzy” to describe feeling lightheaded, unsteady, off-balance, or as though their surroundings are moving. Because dizziness can feel different from person to person, it is considered a broad, descriptive symptom rather than a single condition.

This article provides an educational overview of dizziness, including what it means, how it is commonly described, typical contributing factors, and how it may affect daily life. It is for general informational purposes only and does not provide medical advice, diagnosis, or treatment.

January 20, 2026January 20, 2026

What Is Thyroid Dysfunction?

Adult woman sitting in a calm living room and gently touching her neck, representing an educational overview of what thyroid dysfunction is. — A calm lifestyle image introducing an educational article explaining what thyroid dysfunction is. conditions101.com.

Thyroid dysfunction is a broad term used to describe when the thyroid gland does not function as expected. The thyroid is a small, butterfly-shaped gland located at the front of the neck. It plays an important role in regulating many of the body’s internal processes, including how the body uses energy.

This article provides an educational overview of thyroid dysfunction, explaining what it means, how the thyroid normally works, common ways dysfunction may present, and how it can affect daily life. It is for general informational purposes only and does not provide medical advice, diagnosis, or treatment.

January 20, 2026January 20, 2026

What Is Sleep Deprivation?

Adult woman sitting calmly in a living room with a thoughtful expression, representing an educational overview of what sleep deprivation is. — A calm lifestyle image introducing an educational article explaining what sleep deprivation is. conditions101.com.

Sleep deprivation is a condition that occurs when a person does not get enough sleep to support normal physical, mental, and emotional functioning. This may involve sleeping fewer hours than needed, experiencing disrupted or poor-quality sleep, or a combination of both. When sleep loss continues over time, it can affect alertness, mood, concentration, and daily performance.

This article provides a clear, educational overview of sleep deprivation, including what it means, common ways it may occur, typical contributing factors, and how it can affect everyday life. It is for general informational purposes only and does not provide medical advice, diagnosis, or treatment.

January 20, 2026January 20, 2026

What Is Joint Pain?

Adult man sitting outdoors in a calm public space, representing an educational overview of what joint pain is. — A calm lifestyle image introducing an educational article explaining what joint pain is. conditions101.com.

Joint pain is a broad term used to describe discomfort, soreness, stiffness, or aching felt in one or more joints of the body. Joints are the areas where two or more bones meet, such as the knees, hips, shoulders, elbows, and fingers. When joint pain occurs, it can affect movement, comfort, and daily activities.

This article provides a general, educational overview of joint pain, including what it is, common ways it may be experienced, typical contributing factors, and how it can affect everyday life. It is intended for informational purposes only and does not provide medical advice, diagnosis, or treatment.

January 20, 2026January 20, 2026

What Is GERD?

Adult woman sitting calmly in a living room setting, representing an educational overview of what GERD is. — An everyday lifestyle image used to introduce an educational article explaining what GERD is. conditions101.com.

Gastroesophageal reflux disease (GERD) is a long-term digestive condition involving the repeated movement of stomach contents back into the esophagus. The esophagus is the tube that carries food and liquids from the mouth to the stomach. When reflux happens frequently or causes ongoing irritation, it is commonly described as GERD.

This article provides an educational overview of GERD, including how it differs from occasional acid reflux, what typically contributes to it, common symptoms, and how it may affect daily life. It is intended for general informational purposes only and does not offer medical advice, diagnosis, or treatment.

January 20, 2026January 20, 2026

What Is Eczema?

Adult woman sitting on a couch examining irritated skin on her forearm in a calm home setting for an educational article explaining what eczema is. — A calm everyday moment reflecting awareness of skin irritation in an educational overview of eczema. conditions101.com.

Eczema is a common skin condition that affects the skin’s ability to protect itself from irritation and moisture loss. It is often associated with dry, sensitive skin and periods of itching, redness, or inflammation. Eczema is not a single condition but a general term used to describe several related skin conditions that share similar features.

Eczema can appear at any age and may come and go over time. Some people experience mild, occasional symptoms, while others notice more persistent skin changes. This article provides an educational overview of eczema for general informational purposes only.

January 20, 2026January 20, 2026

What Is Depression?

Adult woman sitting thoughtfully on a couch in a calm living room setting for an educational article explaining what depression is. — A quiet everyday moment reflecting thoughtful focus and emotional awareness in an educational overview of depression. conditions101.com.

Depression is a mental health condition that affects how a person feels, thinks, and experiences daily life. It is often described as a persistent low mood or loss of interest in activities that were once enjoyable. Unlike temporary sadness or emotional reactions to specific events, depression tends to last longer and can influence many areas of life.

Depression exists on a wide spectrum. Some people experience mild but ongoing symptoms, while others may notice more intense or disruptive changes. This article provides an educational overview of depression for general informational purposes only.

January 20, 2026January 20, 2026

What Is Asthma?

Adult man standing outdoors in a calm park setting with a thoughtful expression for an educational article explaining what asthma is. — A calm everyday moment representing an educational overview of asthma and breathing-related conditions. conditions101.com.

Asthma is a long-term condition that affects the airways in the lungs. The airways are the tubes that carry air in and out of the lungs, allowing the body to breathe. In people with asthma, these airways can become more sensitive and reactive, which may make breathing feel difficult at times.

Asthma experiences vary widely. Some people have mild, occasional symptoms, while others notice more frequent breathing challenges. This article provides an educational overview of asthma for general informational purposes only.