1 The portion of the brain that maintains the bodyâs internal balance (homeostasis). 2  The hypothalamus is the link between the endocrine and nervous systems. 3  The hypothalamus produces releasing and inhibiting hormones, which stop and start the production of other hormones throughout the body.he hypothalamus is highly involved in pituitary gland function. When it receives a signal from the nervous system, the hypothalamus secretes substances known as neurohormones that start and stop the secretion of pituitary hormones.
According to the World Health Organization and other international bodies: About 4,000 children die each day due to sickness stemming from unclean water and the inability to practice proper hygiene. Approximately 2 to 5 million people per year die due to diarrheal diseases contracted by ingesting contaminated water. Around 300,000 people die from infections based on mere contact with unclean water. Billions of work hours per year are lost in Africa while people travel far to try and collect cleaner drinking water.
The report estimated that in 2012: 1  570,000 children under 5 years old died from respiratory infections, such as pneumonia, tied to indoor and outdoor air pollution. 2  361,000 children died due to diarrheal illnesses linked to contaminated water, poor sanitation and poor hygiene. 270,000 children died during the first month of life from conditions such as premature birth that were tied to environmental factors, including the mother's exposure to air pollution, contaminated water and poor sanitation.