Health, Science and Environment

The mottled spots giraffes are known for aren't random, according to a new study that suggests that the patterns are inherited maternally — and that they may impact the chances of a calf surviving its first few months of life.

The roundness and smoothness of a giraffe's spots are inherited through its mother, wildlife biology researchers reported in the academic journal PeerJ last week.

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RACHEL MARTIN, HOST:

Doctors have gradually come to realize that people who survive a serious brush with death in the intensive care unit are likely to develop potentially serious problems with their memory and thinking processes.

This dementia, a side effect of intensive medical care, can be permanent. And it affects as many as half of all people who are rushed to the ICU after a medical emergency. Considering that 5.7 million Americans end up in intensive care every year, this is a major problem that until recently, has been poorly appreciated by medical caregivers.

When people living with HIV walk out of prison, they leave with up to a month's worth of HIV medication in their pockets. What they don't necessarily leave with is access to health care or the services that will keep them healthy in the long term.

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