Dietary fats are important because they are the ones that produce  energy for the body. Fats should be monitored since excessive fats  can be risky for your health.
Age last birthday: One method of insurance rating which rates people a their age as of their last birthday, with such rating held until the next birthday. If your policy is approved at your current age (prior to your next birthday), you will be rated at your current age (as opposed to age nearest birthday).
What is the Human Life Span? Given that the human life span is defined by the longest observed human life from birth to death, it is a figure that has changed over the years. For humans, the current accepted maximum life span is 122 years. This age was achieved by Jeane Louise Calment of France. Calment lived from February 21, 1875 to August 4, 1997 until she was exactly 122 years and 164 days old. Remarkably, Calment remained relatively healthy and mentally intact until her 122nd birthday.