In the list of 5 things that you should never share, the 1th is drinks. Drinks are the commonly used thing to have refreshment. The most commonly used drink is the water. Water performs very important role in our body. So the sharing of any drink in any type of bottle or cup will almost certainly involve the exchange of at least a small trace of saliva. Even that small trace could potentially be enough to transfer germs that could spread illnesses like strep throat, the mumps, and the common cold and in some rare cases it can be meningitis. Many people share drinks regularly with no care. But you never know that which sip might be faithful to not give your health a problem.