Are ear infections contagious? Learn when ear infections can spread, what causes them, and how viral or bacterial infections are transmitted, plus prevention tips.

Pain behind the ear can result from ear infections, swollen lymph nodes, jaw (TMJ) disorders, nerve irritation, or sinus and dental problems

Strep throat usually does not resolve safely on its own. While symptoms may fade, untreated strep can lead to serious complications like rheumatic fever or kidney problems.

Scalp pain can be caused by tension headaches, skin conditions, infections, or hairstyles. Here’s why your scalp hurts and how to treat it.

Confused between period cramps and early pregnancy cramps? Learn how they differ in timing, location, intensity, duration, and associated symptoms.

Cold sore or pimple? Learn how to tell the difference based on appearance, pain, causes, and location—plus when to treat at home or see a doctor.

Pain under the left breast can be caused by muscle strain, gas, heartburn, anxiety, or heart-related conditions.

Brown period blood is usually old blood leaving the uterus, but it can also be linked to hormones, stress, pregnancy, or infections

Pain under the right rib cage can signal issues with the liver, gallbladder, lungs, or muscles

Pain under the left rib cage can be caused by gas, muscle strain, spleen, stomach, lung, or heart problems.