Did you know?
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
Did you know?
A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.
Did you know?
Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.
Did you know?
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
Did you know?
Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.
A male American redstart, Setophaga ruticilla.
The phosphorus cycle. Numbers are 1012 g P or fluxes as 1012 g P per year (data from Schlesinger 199
Parenting Styles Reported by a Representative Sample of American Adolescents
Loud Music and Hearing Loss (2 of 2)
essay on friendship written by a 10-year-old