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

Bovine spongiform encephalopathy is a fatal disease that infects cows.

The splenius capitis muscle is a part of the neck muscles, helping to tilt the head backwards.

The splenius cervicis muscle is a part of the neck muscles, helping to pull the head back.

He is undergoing regular medical check-ups due to sickle-cell anemia.

Under the Sal tree, he began to meditate quietly.