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Environment portal. Ecology portal. v. t. e. Electromagnetic radiation can be classified into two types: ionizing radiation and non-ionizing radiation, based on the capability of a single photon with more than 10 eV energy to ionize atoms or break chemical bonds. [1] Extreme ultraviolet and higher frequencies, such as X-rays or gamma rays are ...
The United States has a racially and ethnically diverse population. [1] At the federal level, race and ethnicity have been categorized separately. The most recent United States census recognized five racial categories (White, Black, Native American/Alaska Native, Asian, and Native Hawaiian/Other Pacific Islander), as well as people who belong to two or more of the racial categories.
Aggregate US hospital costs were $387.3 billion in 2011—a 63% increase since 1997 (inflation adjusted). Costs per stay increased 47% since 1997, averaging $10,000 in 2011 (equivalent to $13,544 in 2023 [31]). [128] As of 2008, public spending accounts for between 45% and 56% of US healthcare spending. [129]
Healthcare reform in the United States has a long history.Reforms have often been proposed but have rarely been accomplished. In 2010, landmark reform was passed through two federal statutes: the Patient Protection and Affordable Care Act (PPACA), signed March 23, 2010, [1] [2] and the Health Care and Education Reconciliation Act of 2010 (), which amended the PPACA and became law on March 30 ...
PFAS: The chemicals that are everywhere and could affect your health. There are chemicals in cookware, food, water, clothes and furniture that could cause problems for people’s health. These ...
Rachel Levine. Rachel Leland Levine (/ ləˈviːn /; born October 28, 1957) [1] is an American pediatrician who has served as the United States Assistant Secretary for Health since March 26, 2021. [2] She is also an admiral in the United States Public Health Service Commissioned Corps. Levine is a professor of pediatrics and psychiatry at the ...
Website. www.hhs.gov. The United States Department of Health and Human Services (HHS) is a cabinet-level executive branch department of the U.S. federal government created to protect the health of the U.S. people and providing essential human services. Its motto is "Improving the health, safety, and well-being of America". [2]
Health may refer to "a state of complete physical, mental and social well-being and not merely the absence of disease and infirmity.", according to the World Health Organization (WHO). [1] 78.7 was the average life expectancy for individuals at birth in 2017. [2] The highest cause of death for United States citizens is heart disease. [2]