How do bones become weaker?
A Think of your skeleton as a bones bank account. In our bone bank account” we deposit bone faster than we withdraw it only during our first three decades. After that, withdrawals are greater than deposits, and all we can do is try to minimize the net loss. Recommendations for daily calcium intakes were established a few years ago by the Institute of Medicine, (1000-1300mg day) yet most women get half as much calcium as they need. Osteoporosis fractures are a sign of bone bankruptcy that occurs when too little bone is formed during youth, or too much is lost later, or both. While our genes determine the potential height and strength of our skeleton, lifestyle factors, such as drinking soda and lack of exercise, can influence the amount of bone we invest in our bone bank account during our youth and how much we may withdraw in later life. Osteoclasts break down bone, and osteoblasts build it. In youth, bone building prevails. Bone mass peaks by about age 30, and then bone breakdown outp
