Biology Insights

Some Chinese medicine practices have solid evidence behind them, while others don't. Here's what the research actually shows about what works and what to watch out for.

A total cholesterol of 230 is borderline high, but it doesn't tell the whole story. Learn what doctors actually look at to assess your heart health risk.

BRUE (Brief Resolved Unexplained Event) can be alarming for parents. Learn what it looks like, how doctors assess risk, and what to expect after a diagnosis.

Bipolar disorder involves more than mood swings. Learn how mania, depression, and mixed episodes actually feel, and how symptoms vary between types.

Rhabdomyolysis treatment centers on IV fluids, close monitoring, and protecting the kidneys. Here's what care looks like from diagnosis through recovery.

SlimFast's 1-2-3 Plan replaces two meals with shakes to create a calorie deficit. Here's what's in them, what the research says, and what to expect.

Learn how to get enough glycine through food, supplements, and simple daily habits, plus why this amino acid is essential for collagen and overall health.

Cold sores are caused by HSV-1, a virus that stays dormant in your body. Learn what triggers outbreaks, from stress to sun exposure.

Learn what hypertension means, how blood pressure ranges are defined, and what causes high blood pressure in adults and children.

Macros are the three nutrients that make up your calories: carbs, protein, and fat. Learn what each one does and how much you actually need.

Learn about common gastrointestinal issues, from IBS and acid reflux to IBD, including symptoms, causes, and when to see a doctor.

Vestibular rehab uses targeted exercises to help your brain compensate for inner ear problems, reducing dizziness and improving balance over time.

Compression fractures in the spine are most often caused by osteoporosis, but trauma, cancer, and certain medications can also play a role.

Cavities can look like white spots, brown patches, or nothing at all. Learn how tooth decay appears at each stage and how to tell it apart from staining.

Taco meat can be a solid source of protein, but fat content, sodium, and toppings all shape how healthy it actually is.

The double empathy theory reframes autism research, suggesting communication gaps stem from mutual differences rather than autistic deficits alone.

Cervical kyphosis reverses the neck's natural curve, causing pain and nerve issues. Learn what triggers it, how it's treated, and when surgery may be needed.

Iron does more than prevent anemia. Learn how it supports oxygen transport, energy, and brain health, plus how much you need and where to get it.