|
|
A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.
The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.
![Reindeer antlers grow again each year under a layer of fur called velvet. This reindeer is losing th](https://biology-forums.com/gallery/47/medium_27605_22_04_12_6_11_48.jpeg)
![Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen](https://biology-forums.com/gallery/47/medium_14755_14_10_12_6_37_46_9400219.jpeg)