As they gradually enlarge, they affect the macula, damage cells, and cause gradual vision loss. Dry macular degeneration generally affects one eye at a time. Wet macular degeneration: This type occurs ...

Cataract surgery is converging with refractive surgery. Correction of astigmatism during cataract surgery: on axis corneal incision, peripheral corneal relaxing incisions and toric IOL are options ...

Blood pressure and heart rate (pulse) are two important vital signs measured during a healthcare visit. Blood pressure (BP) is a measure of the force of blood on the blood vessel walls. Blood vessels ...

Hepatitis C can be transmitted when blood that carries the virus comes into contact with the blood of someone who does not have the virus. This can occur if people share needles or personal care ...

We further found that neurons with accumulation of phospho-tau immunostaining contained rG4s, that rG4 structure can drive tau aggregation, and that rG4 staining density depended on APOE genotype in ...

The Bible's lex talionis—"Eye for eye, tooth for tooth, hand for hand, foot for foot" (Exodus 21:24–27)—has captured the human imagination for millennia. This idea of fairness has been a ...

A blood moon occurs during a total lunar eclipse ... This is a most common eclipse of the Moon and is, therefore, commonly visible to a naked eye. Penumbral lunar eclipse: It takes place when ...

The scientist who studied the garment concluded that there was “heavy blood-staining on the dressing gown, particularly at the collar area.” Their report continued: “I grouped blood on the ...

Depending on how the blood dries, clumps or spreads, you will be able to compare your blood stain to a results card. Within minutes, you'll be able to determine your blood type. At-Home Blood ...

James Funderburgh, PhD, at the University of Pittsburgh discovered stem cells in the corneal stroma in an effort to use these cells to reduce corneal scarring. In early animal studies and ...

Colin Smith died at the age of seven after being infected with HIV and hepatitis C The father of a seven-year-old who died of Aids after being given infected blood has described the compensation ...