How sleep loss can weaken vaccine response

Losing sleep can weaken the body's response to a vaccine

Sleep-deprived people can produce fewer antibodies after vaccination and have a weaker immune response than well-rested people. Sleep changes how the body responds to the vaccine; it does not change what is inside the vaccine.

Spoken Arabic dialects did not simply descend from today's formal Arabic

Modern Standard Arabic is based on a prestigious literary tradition, while everyday spoken varieties developed through centuries of linguistic change. The spoken dialects are not merely simplified versions of the modern written standard. They preserve different historical features and innovations, helping explain why everyday Arabic can vary so dramatically between regions.

Entire ecosystems survive on the seafloor without sunlight

At deep-sea hydrothermal vents, sunlight cannot reach the organisms living around hot, mineral-rich water. Instead, microbes obtain energy from chemical reactions involving substances such as hydrogen sulfide. Larger animals depend on these microbes directly or indirectly. The discovery showed that a rich food web does not always need photosynthesis as its foundation.

Like this? There’s a whole feed of it. Replace empty scrolling with things worth knowing.

Download Hence for free

How sleep loss can weaken vaccine response

Losing sleep can weaken the body's response to a vaccine

Keep exploring