Aftershocks rattle Croatian capital a day after strong quake

Croatia has experienced a series of aftershocks a day after a strong earthquake caused widespread damage, killing a 15-year-old girl and injuring at least 27 other people amid a partial coronavirus lockdown of the capital.

States suspending standardized tests as schools close

Closing schools to combat the spread of the coronavirus is having a sweeping impact on an annual rite of spring: the standardized tests that are dreaded by millions of students and teachers alike.

CRISPR-HOT: A new tool to 'color' specific genes and cells

Researchers from the group of Hans Clevers at the Hubrecht Institute have developed a new genetic tool to label specific genes in human organoids, or mini organs. They used this new method, called CRISPR-HOT, to investigate ...

Why dogs really are a person's best friend

Researchers from The Irish Longitudinal Study on Ageing (TILDA) at Trinity College have highlighted the positive links between dog ownership and higher levels of physical activity in middle-aged and older adults.

page 1 from 2

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.

This text uses material from Wikipedia, licensed under CC BY-SA