General Health » Medical Equipment
Latex gloves are common in medical practices.Allergic reactions to latex gloves are unfortunately not uncommon. Learn more about latex gloves.
General Health » Public Health and Safety
Find out in what way crisis hotlines assist people with pressing problems.
General Health » The Human Body
Read about what it means to have 20/20 vision.
Learn what the three bones in the ear are called.
Find out how often the human eye blinks per second, day and year.
Learn what the seven endocrine glands are and their functions.
Find out what the largest organ in the human body is.
Find out whose brain was larger: Neanderthal man or modern man.
Individuals can screen for drug use with an at home drug test.
Learn about how many hairs the average person has on their head.
Find out if the nails and hair of a dead person continue to grow.
![Latex gloves are commonly used in medical practice to protect against infectious diseases. [©Shutterstock, 2010]](/image/350x200/2010_latex_gloves.jpg)
![Crisis hotline volunteers are available to listen and support individuals dealing with a number of personal crisis situations. [©Shutterstock, 2010]](/image/125x125/1959_crisis_hotlines.jpg)
![Some people need to wear corrective lenses to improve their vision. [©Shutterstock, 2010]](/image/125x125/2711_what_does_it_mean_to_have_20_20_vision.jpg)
![The three smallest bones in the body reside in the ear. [©Shutterstock, 2010]](/image/125x125/2713_what_are_the_three_bones_in_the_ear_called.jpg)
![Blinking clears foreign substances from the eye and keeps it moist. [©Shutterstock, 2010]](/image/125x125/2709_how_often_does_the_human_eye_blink.jpg)
![The body contains seven hormone-secreting endocrine glands. [©Shutterstock, 2010]](/image/125x125/2701_what_are_the_seven_endocrine_glands.jpg)
![Most people do not realize that the largest organ is the skin. [©Shutterstock, 2010]](/image/125x125/2700_what_is_the_largest_organ_in_the_body.jpg)
![The size of a human's brain does not necessarily reflect its cognitive capacity. [©Shutterstock, 2010]](/image/125x125/2699_what_brain_is_larger_neanderthal_man_or_modern_man.jpg)
![Urine samples are commonly used for at home drug test kits. [©Shutterstock, 2010]](/image/125x125/3270_at_home_drug_test.jpg)
![It would take a long time to count the individual hairs on a person's head. [©Shutterstock, 2010]](/image/125x125/2724_how_many_hairs_does_the_average_person_have_on_their_head.jpg)
![Healthy hair is often lustrous and full of volume. [©Shutterstock, 2010]](/image/125x125/2720_do_the_nails_and_hair_of_a_dead_person_continue_to_grow.jpg)