ScienceInsights

A lump on the back of your neck could be a cyst, lipoma, or swollen lymph node. Learn what each one means and how doctors typically treat them.

At 5 weeks, your baby is about the size of a sesame seed. Here's what's developing, what symptoms to expect, and when spotting is worth a call to your doctor.

Warm baths are generally safe during pregnancy, but water temperature and timing matter. Here's what to know to bathe comfortably and safely.

Taking Pepcid Complete daily beyond 14 days carries real risks, including nutrient deficiencies and rebound acid. Here's what to do if you need it often.

Sex during pregnancy is generally safe, but comfort, risks, and precautions vary. Here's what you need to know trimester by trimester.

Thinking about becoming a surrogate? Here's what most agencies and clinics look for, from health history to lifestyle and legal factors.

The 8 month sleep regression typically lasts 2–6 weeks. Learn what's driving it, how nap transitions play a role, and what you can do to help your baby sleep.

Most 4-month-olds sleep best with a 6:30–8 p.m. bedtime, but wake windows and sleepy cues matter more than the clock.

At 7 months, babies are ready to explore solid foods alongside breast milk or formula. Here's what to offer, what to avoid, and how much.

Recovery after an abortion varies by type. Learn what to expect physically and emotionally, and when to contact your doctor.