ScienceInsights

Ependymal cells line the brain's ventricles and help keep cerebrospinal fluid flowing. Learn what they do, how they're structured, and what goes wrong when they fail.

What you actually pay for back surgery depends on your plan, deductible, and surgery type. Here's how to estimate your real out-of-pocket costs.

Pregnancy can make motion sickness worse due to hormonal changes. Learn why it happens, when to expect it, and how to find relief during car trips.

DID involves more than multiple identities. Learn how dissociative identity disorder affects the brain, memory, and daily life, and what treatment can offer.

Rose water can soothe sunburned skin, but it has real limits. Here's what it actually does, how to use it, and when to reach for something else.

Lung calcification is usually harmless, but the pattern and cause matter. Here's what your imaging results may mean for your health.

Methylcobalamin is an active form of B12 your body can use directly. Learn how it supports nerve health, brain function, and how it compares to cyanocobalamin.

DJD of the knee is a gradual wearing down of joint cartilage. Learn what causes it, how it feels, and the treatment options that can help manage pain.

Thinning hair at the back of your head can stem from friction, tight hairstyles, scalp conditions, or hair loss patterns. Here's how to tell them apart.

Most annular fissures heal without surgery through rest, physical therapy, and proper nutrition. Here's what the recovery process actually looks like.