ScienceInsights

Magnesium works best when paired with vitamin D, B6, and food. Learn what to combine it with, what to avoid, and when to take it.

If you have prediabetes, what you eat really does matter. Learn which foods help keep blood sugar steady and which ones are worth limiting.

Learn how doctors define prematurity by gestational age and birth weight, and what that means for a baby's health and NICU care.

Low potassium in older adults often comes from diuretics, poor appetite, or chronic illness. Learn the causes, symptoms, and how diet can help.

Comparing dentist-made, mail-order, and OTC night guards to help you find the right fit for your needs and budget.

Learn what professional teeth whitening actually involves, from how the gel works to why sensitivity happens and how long your results will last.

Spring allergies can cause more than sneezing — learn why pollen triggers fatigue and brain fog, and how to tell allergies apart from a cold.

Healthy gums come down to a few consistent habits. Here's what actually works, from brushing technique to vitamins and beyond.

MinuteClinic and urgent care aren't the same. Learn what each can treat, how staffing and costs differ, and which one fits your situation.

From antihistamines and the Epley maneuver to vitamin D and vestibular therapy, here's what actually helps with dizziness and vertigo.