physical

Shortness of breath when climbing stairs is a normal phenomenon everyone can meet because this is a heavy move compared to the physical.

When we sit in a car or train or ship, you don't really move physically. Muscles say

Element 117 is nearly 40% heavier than lead and has been dubbed ununseptium temporarily, its name related to its atomic number.

For thousands of years, people have studied themselves. Here are 9 new discoveries about ourselves in 2009:

A tsunami is likely to occur if an earthquake causes the sea floor to move vertically.

US quantum physicists theorize that humans can completely build a time machine to change the past.

Scientists warn components in painkillers can reduce the ability of others to feel pain whether it is physical or emotional.

The researchers found that there are people who are very good at enduring, they easily encounter difficulties in life, while for others every difficulty and misfortune they

Computers, television and social networks Facebook make children today weaker than the younger generation 10 years ago, according to the research results of scientists from Essex

Research conducted by Oxford University showed that mice fed a high-fat diet reduced their physical endurance and cognitive ability after 9 days of testing.