Trying to gain weight. Im a Grandmother and very humiliated and embarrased to be a thin Grandma. Also have ugly Crepy skin. I have a swollen and tight stomach that looks like Im six months pregnant. Im 59 and 5'1 and only weigh 99 lbs. Disquisting. I look like Im a drug user being so skinny. Please help and reply with any suggestions. Thank You,