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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.
There are more nerve cells in one human brain than there are stars in the Milky Way.
Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.
The familiar sounds of your heart are made by the heart's valves as they open and close.