Nighttime coldness is often a necessary biological signal for sleep. Learn the science of temperature regulation and when to check for underlying health issues.
Understand the risks of using rubbing alcohol in your ear. Learn when it's dangerous, safety contraindications, and expert-approved methods for ear health.
Unraveling the link between nicotine and Alzheimer's risk. Science shows the difference between pure nicotine's brain effects and smoke's vascular damage.