Chronic sinusitis can often be managed without surgery using nasal rinses, steroids, and allergy treatment, though a permanent cure depends on the underlying cause.
Research suggests SPD has a genetic component, but no single gene is responsible. Here's what studies say about heredity, environment, and family risk.
Collagen supplements cause headaches for some people due to glutamate, arginine, serotonin shifts, or added ingredients. Here's what's likely behind your reaction.
Lysosomal storage diseases stem from inherited enzyme defects that cause harmful buildup in cells. Learn how faulty genes lead to these rare conditions.
Affective symptoms involve disruptions in emotional expression and mood. Learn what they are, what causes them, and how they appear in conditions like depression and schizophrenia.