Why do your insides feel cold? Explore the science of temperature perception, common triggers, hormonal causes, and when this subjective feeling becomes a medical concern.
Slugs are simultaneous hermaphrodites. Explore their elaborate, mutual mating rituals and the full biological process from courtship to egg production.
If you take Levothyroxine without need, you risk induced hyperthyroidism. We detail the effects on your metabolism, heart, bones, and recovery options.
Understand the earliest fetal heartbeat detection timeline. Learn how ultrasound methods, dating accuracy, and heart rate interpretation affect this milestone.