During the 20th century alone, the population in the world has grown from 1.65 billion to 6 billion. In 1970, there were roughly half as many people in the world as there are now. Because of declining growth rates, it will now take over 200 years to double again.
This phenomenon is very common and manifests itself in the form of the condition known as Weak Erection - when the penis is engorged with blood but not to the extent that it is hard enough for pleasurable intercourse. A weak erection is caused by insufficient blood flow to the penile sponge-like tissues.
The same process that creates heart disease may also cause erectile dysfunction, only earlier. Erectile dysfunction â the inability to get and keep an erection firm enough for sex â can be an early warning sign of current or future heart problems.Likewise, if you have heart disease, getting the right treatment might help with erectile dysfunction. Understand the connection and what you can do about it.he idea was that plaque buildup reduces blood flow in the penis, making an erection difficult. However, experts now believe that erectile dysfunction preceding heart problems is more often due to the dysfunction of the inner lining of the blood vessels (endothelium) and smooth muscle.