Dr. William H Hayling

IntroductionHormones are a special kind of chemical messengers in the body that are created by the endocrine glands. These chemical messengers control and coordinate complex processes in the body, such as growth, metabolism, fertility, and reproduction. Hormones can also influence the body's immune...

Humans have approximately 60 percent of water in the body. Even if 1.5-2 percent of that water is lost, mild dehydration will start, which can lead to severe dehydration requiring immediate medical attention. Because your mood, energy level, and coordination deteriorate with the loss of body fluids,...

Descriptions of gout have been found as far back as almost 5,000 years ago, dating back to ancient Egypt. Gout takes place when urate crystals accumulate within your joint. This accumulation results in the intense pain and joint inflammation of a gout attack. The crystals can form when you have...

What Is Swimmer's Ear?The ear is a rather delicate part of the human body. It is also an organ that is highly susceptible to infections and exposure to dirt and dust from various sources. Swimmer’s ear is an infection that primarily occurs in the outer ear canal, a pipe-like tube that goes from...

What is AZO?AZO is an analgesic that relieves urinary discomfort caused by a urinary tract infection or catheter use. It is a brand name for phenazopyridine hydrochloride. It eases the pain in the urinary tract by soothing the mucous membranes. However, its exact mechanism remains unknown.The active...

Hypothyroidism refers to the medical condition in which the thyroid gland is unable to produce an adequate amount of hormones. These hormones are extremely important in various body functions. Low levels of thyroid hormone may result in the characteristic symptoms of hypothyroidism. This condition...