|
|
According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.
Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.
![The tools necessary to adjust the valves on an engine with adjustable rocker arms include basic hand ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_4_38_01_29718254.png)
![A demand delivery system uses a fuel-pressure regulator attached to the fuel pump assembly inside ...](https://biology-forums.com/gallery/30/medium_548020_30_05_17_11_26_27_30008571.png)
![Effects of septal defects: (A) normal shunt; no cyanosis; (B) increased pressure in right ventricle; ...](https://biology-forums.com/gallery/30/medium_548020_08_06_17_5_20_23_30489263.jpeg)