Research-based articles on weight management, joint health, gut health, and natural wellness to help you make informed health decisions.
Look at the veins on your wrist. They look blue or green, right? That is why many people believe blood inside the body is blue until it hits the air, where it turns red. That belief is wrong. Human blood is always red. The color of your veins has nothing to do with the color … Read more
Blood gases are a group of tests that measure how well your lungs deliver oxygen to your blood and remove carbon dioxide from it. The test also measures the acidity, or pH, of your blood, which tells doctors whether your body’s chemical balance is healthy. This simple blood draw provides critical information for people with … Read more
Certain foods can help lower blood sugar naturally, but no single food is a magic bullet. The most effective approach involves choosing foods that slow down digestion, reduce how quickly sugar enters your bloodstream, and improve how your body responds to insulin. Foods high in soluble fiber, healthy fats, and protein—like oats, nuts, seeds, and … Read more
Skin cell turnover is the process where your skin makes new cells at the bottom layer and sheds old ones from the surface. In your twenties, this cycle takes about 28 days. By your forties and fifties, it can slow to 45 to 60 days. That slowdown is why skin can look dull, dry, or … Read more
Finding nits — the tiny eggs laid by head lice — in your child’s hair is frustrating. The good news is that removing them is a straightforward process that works when you follow the steps correctly. You need to kill the live lice, loosen the eggs from the hair shaft, and then comb them out … Read more
Thyroid hormone is a chemical messenger produced by the thyroid gland, a butterfly-shaped organ at the base of your neck. It controls how fast your body uses energy, which affects nearly every organ, from your heart to your brain. Without the right amount, your body’s systems slow down or speed up in ways that can … Read more
Asphalt is one of the hardest substances to remove from skin. It is sticky, black, and binds to the outer layer of skin almost immediately. The worst thing you can do is pull or scrape it off dry. This tears the skin and pushes the asphalt deeper into pores. The safe method uses household products … Read more
Skin that hurts to touch, without any visible rash or injury, is a real and often confusing symptom. This condition is called allodynia, and it means your nervous system is signaling pain from a stimulus that should not hurt at all. A light brush of clothing, a gentle press of a finger, or even a … Read more
CMV-negative blood is not rare, but it is less common than CMV-positive blood. Roughly 50% to 80% of adults in the United States have been exposed to cytomegalovirus (CMV) and carry the antibodies, which means only about 20% to 50% of donors are CMV-negative. For most patients, the type of blood they receive does not … Read more
Skin purging is a frustrating phase that can happen when you start a new active skincare ingredient, like retinol or an exfoliating acid. It looks like a breakout, but it is not the same as a regular acne flare-up. The best way to treat skin purging is to keep your routine simple, use gentle moisturizers, … Read more