The sympathetic nervous system controls the body's stress response.

When the sympathetic nerves are activated, the heart rate increases.

The parasympathetic nervous system helps our body to relax and conserve energy.

The sympathetic ganglion is a part of our autonomic nervous system and controls various functions of the body.

The parasympathetic nerves help our body to relax and conserve energy.

His body is very healthy.

He is suffering from combat stress reaction.

When stress builds up, it's easy to get sick.

He is working in the information system field.

He can completely control that robot.