No, I'm a hard gainer at age 29. According to my athletic-snack cookbook this means I'm "inefficient" because I waste a lot of energy as heat. I seem to be real

No, I'm a hard gainer at age 29. According to my athletic-snack cookbook this means I'm "inefficient" because I waste a lot of energy as heat. I seem to be really hot a lot of the time, I handle cold temps well (as long as I have enough food), sweat like a dog in dry saunas (and do not enjoy them), and every girl I've been with says I'm too warm, so it seems to make sense.