Squats and deadlifts after 40: it is a no-go

I am one of those persons who think that squats and dead lifts, two compound movements, should ideally be used as the foundation of any high-intensity resistance training program. Compound movements combine several large muscle groups as opposed to isolation movements (such as arm curls) which concentrate on a single muscle (or part thereof). For those of you who are not familiar with these two very popular exercises, you can refer to these Wikipedia articles
http://en.wikipedia.org/wiki/Deadlift

http://en.wikipedia.org/wiki/Squat_%28exercise%29

UNIQUE BENEFITS OF WEIGHT-BEARING EXERCISES

Many believe that the benefits of squats and dead lifts go beyond developing the muscle groups specifically targeted by these movements, i.e. quadriceps (front leg muscles), gluteus (buttock muscles) and hamstrings (back leg muscles). The theory is that because these movements are the most intense of all resistance training exercises they induce the most hormonal response from the body, especially in the form of increased production of growth hormone. I would add that such movements provide the most intense workout in the least time and can therefore be considered as the most efficient of all exercises.

How to squeeze weight training and aerobic exercises into your busy schedule

Over the many years I tried to convince friends and family to join me in my exercise regimen, I have found out that the number one reason many have bailed out was a claimed lack of time in their busy schedule. I cannot reject this argument right off the bat. For those of you  who have a family, the combined demands of work and family life can exact a large toll on your discretionary time allowance.
THAT'S COMMUTE TIME STUPID!

The single most critical factor though that accounted for the most failures in sticking with a regular exercise routine was commute time. On average Americans commute about an