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Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

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Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

The blue-ringed octopus (Hapalochlaena lunulata) is highly poisonous. The blue-ringed octopus (Hapalochlaena lunulata) is highly poisonous.
(a) Poisonous Mullerian (a stinging bee), and (b) nonpoisonous Batesian (a non-stinging hover (a) Poisonous Mullerian (a stinging bee), and (b) nonpoisonous Batesian (a non-stinging hover
The poisonous cane toad The poisonous cane toad
Death cap (Amanita phalloides) is New Zealand’s most poisonous toadstool – and one of the most poiso Death cap (Amanita phalloides) is New Zealand’s most poisonous toadstool – and one of the most poiso
Poisonous Materials Poisonous Materials
Nutella's raw ingredients Nutella's raw ingredients
Video: HIV replication/ Replication cycle of HIV

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