Guide

Are Neurons Nerve Cells? | The Clear Answer, Minus The Confusion

Yes—neurons are the body’s signal-sending nerve cells, built to pass messages fast through electrical spikes and chemical synapses. People use “neuron” and “nerve cell” like they mean two different things. That mix-up usually starts in school diagrams, where one picture stands in for a whole nervous system. Real tissue is messier, and the words get

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Are Sclera Contacts Dangerous? | What Eye Doctors Want You To Know

Sclera-covering contacts can raise the chance of scratches, infections, and low oxygen to the cornea, mainly when fit and care aren’t spot-on. Sclera contacts (often sold as “sclera lenses” or “sclera-covering cosmetic lenses”) are oversized contacts that extend onto the white of the eye. They can look dramatic. They can also turn a small mistake

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