Most people reach their peak bone mass around 30 years of age. Here are suggestions by doctors on what to do and what not to do for better bone health and some tips to maintain a healthy bone mass which helps prevent osteoporosis, a condition in which bone becomes weak and brittle Bone is the most important part of the body and it is the biggest organ system as it covers all the vital organs like the rib cage, spinal cord, peripheral skeleton, etc. Bone mass in the skeletal system constitutes upto 14% of bodyweight. Read more here..