Long-term space travel to Mars could be bad for astronauts' hearts, a new zero-gravity study shows. After a month at the ...

Johns Hopkins Medicine scientists who arranged for 48 human bioengineered heart tissue samples to spend 30 days at the ...

A heart block is a conduction disorder that affects the heart’s electrical system, causing a slower and sometimes irregular ...

Immediately following the CAT scan, a second EKG test proved Catherine White of Loudonville was having a heart attack.

Scientists sent bioengineered heart tissue samples to the ISS to study how to keep astronauts safe during future long-term space travel ...

Although I’ve been doing this routine for years, I still get muscle soreness in the back of my legs when I finish a workout. I used to blame aging, but it turns out that post-workout muscle soreness ...

The findings, they say, expand scientists' knowledge of low gravity's potential effects on astronauts' survival and health during long space missions, and they may serve as models for studying heart ...

The experts observed that the low-gravity environment weakened the heart tissues and disrupted their normal rhythmic beats.

Over the course of just one month in space, engineered human heart tissue got weaker, its ‘beating’ patterns became irregular ...