2. Whatever either increases or disorders the general circulation, and
especially all causes that increase the action of the cerebral arteries,
or, as it is usually though improperly expressed, which occasion a
determination of blood to the head. Of the former kind are violent
exercise, and external heat applied to the surface generally, as by a
heated atmosphere or the _hot bath_; of the latter, the direct
application of heat to the head; falls or blows, occasioning a shock to
the brain; stooping; intense thinking; intoxicating drinks, and other
narcotic substances. These last, however, as well as _mental emotions_,
often relieve a paroxysm of headach, though they favour its return
afterwards.

3. A disordered state of the stomach, of which a vomiting of _bile_ may
be one symptom, is also to be ranked among the _occasional causes_ of
_headach_.

These _occasional causes_ do not in general produce their effect, unless
where a _predisposition_ to the disease exists. This predisposition is
often hereditary, or it may be acquired by long-protracted study and
habits of intoxication.--_Dr. Clutterbuck's Lectures on the Diseases of
the Nervous System_.


HYDROPHOBIA.


There is no cure for this disease when once the symptoms show
themselves. A variety of remedies have from time to time been advertised
by quacks. The "Ormskirk Medicine," at one time, was much in vogue; it
had its day, but it did not cure the disease, nor, as far as I know, did