Too many people still miss heart trouble Is your heart healthy? In a 2015 study published in JAMA, eight out of 10 men and women with scarring on their heart muscle—evidence of a previous heart attack ...

A team of scientists with the Sea Mammal Research Unit, School of Biology, University of St Andrews, in the U.K. has found ...

Our blood consists of many cell types that develop through different stages from a precursor type -- the blood stem cell. An international research team has now investigated the developmental pathways ...

The sea mammals may actually be able to sense the amount of oxygen in their blood—something we humans can't do.

As seals dive more frequently—and for longer—than humans do, the range of carbon dioxide in their bodies varies more widely.

A team of scientists have elucidated an ancient mechanism of cellular respiration. To that end, they studied bacteria that feed on the gases carbon dioxide and hydrogen, and turn them into acetic acid ...

The death of a 5-year-old in a hyperbaric chamber in Michigan has prompted calls for more oversight of hyperbaric oxygen ...

Deep sleep plays an important role in learning and memory storage, "by facilitating a process called 'memory consolidation,' ...

Rowing machines and treadmills do not challenge your cardiovascular system in the same way, so what is the science behind it?

Significant progress in HYLA blood sensor and INSPIRA ART core technologies RA'ANANA, Israel, March 11, 2025 /PRNewswire/ -- Inspira Technologies OXY B.H.N. Ltd.

Men who had given blood more than 100 times in their life were more likely to have blood cells carrying certain beneficial mutations, suggesting that donating blood promotes the growth of these cells ...

Insulin resistance correlates with disease severity in CTEPH, and an indicator may help predict clinical worsening in ...