When the cabin pressure suddenly drops, generally due to damage to the seal that keeps the cabin airtight, oxygen masks drop.
Thyroid-stimulating hormone (TSH) helps control how much thyroid hormone your thyroid makes. High TSH usually means hypothyroidism, while low TSH points to hyperthyroidism. A typical adult TSH target ...
Bored Panda on MSN
Divers reveal 43 disturbing discoveries underwater they will probably never be able to explain
"Went snorkeling off the coast of Mozambique near an island when a dugong swam right under me." ...
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