Varies: There is no specific dangerous heart rate during exercise. How fast your heart beats with exercise depends on a number of factors, especially your conditioning. If you are healthy, a heart reate in the 170's or even higher may be ok and tolerated.
Motion sickness caused by video games, sometimes called simulator sickness, is caused when there is a disconnect between what your eyes are seeing and what your body is feeling.
Risk factors for motion sickness. While most people may experience motion sickness, some factors may make motion sickness more likely to occur, including: Women are generally more susceptible than men. Children are more susceptible than adults (generally between the ages of two and 12 years).