Osteoarthritis is the most common joint disorder in the world. In Western countries it is one of the most frequent causes of pain, disability and loss of function in adults.

Valerian may be beneficial for people experiencing difficulty getting to sleep, rather than those experiencing difficulty staying asleep.

Garlic supplements have the potential to lower blood pressure in people with hypertension, to regulate elevated cholesterol levels, and to stimulate the immune system.

Respiratory tract infections can occur anywhere in the respiratory tract (i.e. the nose, throat and lungs). The infection can be caused by bacteria, a virus or even fungi.