Under 18 is considered underweight and over 25 is considered overweight, so for both men and women 18-25 is considered a healthy BMI.
To maximize the storage of glycogen (or energy) in the muscles and liver.
Red blood cells, White blood cells. And eukaryotes.
There is a range of options for pain relief in labour including non-medical techniques ... Knowing what to expect during the various stages of labour can help reduce anxiety.