Neuroscience

Are bigger brains better?

When it comes to certain parts of the brain, bigger doesn't necessarily equate to better memory. According to a new study led by Michigan State University, a larger hippocampus, a curved, seahorse-shaped structure embedded ...

Psychology & Psychiatry

Lonely in a crowd: Overcoming loneliness with acceptance and wisdom

By nature, human beings are social creatures. Yet, as we age, personal dynamics and lifestyles change, which can result in loneliness and isolation. With older adults increasingly moving into senior living or retirement communities, ...

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Old age

Old age consists of ages nearing or surpassing the average life span of human beings, and thus the end of the human life cycle. Euphemisms and terms for old people include seniors (American usage), Senior Citizens (British and American usage), or the elderly. As occurs with almost any definable group of humanity, some people will hold a prejudice against others — in this case, against old people. This is one form of ageism.

Old people have limited regenerative abilities and are more prone to disease, syndromes, and sickness than other adults. For the biology of ageing, see senescence. The medical study of the aging process is gerontology, and the study of diseases that afflict the elderly is geriatrics.

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