In December 1968, an astronaut's named Frank Borman is most likely to be the first person to throw up in space. The reason why he threw up is that of space sickness.Which is like car sickness, but in a rocket. Space sickness is very common so it wasn’t a big deal. This isn't the only side effect of going into space, and the longer the astronauts stay in space the more likely that health risks will start to pop up. In the one that faces after it's the most is when they travel to Mars there's going to be a lot of radiation. On Earth, people are Protected from space radiation by Earth's atmosphere. Some of the space radiation that could damage humans bodies in space is cosmic rays. Another one is solar radiation which is deflected by Earth’s