Ninety Percent of All Stars Fuse Helium and Lie on the Main

question 7

True/False

Ninety percent of all stars fuse helium and lie on the main sequence.

---

Definitions:

Serotonin

A neurotransmitter involved in many functions, including mood regulation, appetite, and sleep, with imbalances associated with several mental health disorders.

Brain Stimulation

Therapeutic procedures that use electrical impulses or magnetic fields to stimulate brain activity, used to treat various neurological and psychiatric conditions.

Severe Depression

A major mental health condition marked by intense feelings of sadness, worthlessness, and a lack of interest or pleasure in activities, significantly impairing daily functioning.

Maintenance Therapy

Ongoing treatment aimed at stabilizing a patient's condition and preventing relapse after initial successful treatment of a disease.