Hypochondria (noun)

A condition characterized by excessive anxiety and worry about one's health, often with no medical basis.

Origin:

Late middle english: via latin from greek hupokhondria, from hupo "under" + khondros "cartilage".

Examples:

1. He was diagnosed with hypochondria after worrying about his health despite being given a clean bill of health by his doctor.
2. Hypochondria is a type of anxiety disorder in which a person is excessively worried about having a serious illness.
3. People with hypochondria may have symptoms such as fatigue, weight loss, and sleep disturbance.
4. Hypochondria is often treated with cognitive behavioral therapy, medication, and other psychological therapies.
5. Hypochondria can be a debilitating condition that affects daily life and relationships.