Mike has been training for his bodybuilding competition by lifting weights and doing exercises, such as sit-ups, to get that rippled, "washboard" abdomen look. what muscle provides those "rippled abs" that are sometime called a "six pack"?

That Muscle is called the Rectus Abdominis

Explanation: There is a thin line of connective tissues that separates this muscle that gives it that compartmentalized look. This line is called the Linea Alba. This muscle runs vertically on the anterior wall of the abdomen.

Hope it’s clear?

his week a heat wave will be hitting, and most of the country will be experiencing temperatures above average for july. due to humidity, the temperature outside can feel even warmer than it actually is. this adjusted temperature, often referred to as the “feels like” temperature is called the heat index. the chart shows the heat index, which is calculated based on temperature and relative humidity. use this chart to answer the following questions.  

these are common warning signs of overtraining syndrome:

washed-out feeling, tired, drained, lack of energy

mild leg soreness, general aches, and pains

pain in muscles and joints

sudden drop in performance

insomnia

headaches

decreased immunity (increased number of colds, and sore throats)

decrease in training capacity/intensity

moodiness and irritability

depression

loss of enthusiasm for the sport

decreased appetite

increased incidence of injuries.

a compulsive need to exercise