Sleep is essential to good physical and mental health and well-being. Sleep also plays an important role in memory and learning. Research...

1. Signs of successful brain surgeries go as far back as the Stone Age. 2. The brain can not feel pain. It interprets pain signals sent...

Signs of possible abuse in adults Abuse can often show as physical effects and symptoms. These are likely to be accompanied by emotional...

Discrimination is the result of unequal or excluding behaviour. It describes the disadvantage that people experience because of being...

1. Without saliva, we would not be able to taste anything. 2. The inside of your mouth contains as many bacterias as there are people in...

1. The beating sound of your heart is caused by the valves of the heart opening and closing. 2. A woman’s heart beats slightly faster...