Tankless Water Heater Installation. When considering a gas tankless water heater, it is important to know in advance that installation may be more than if you go with an electric model because of the complexity of the venting system requires and the air supply requirements for combustion.nlike old tank-type water heaters that keep gallons and gallons of hot water heated twenty four hours a day, seven days a week, tankless water heaters only use energy to heat water as it is being used.
Hormone replacement therapy (HRT) HRT, also known as hormone therapy (HT) or menopausal hormone therapy (MHT), is medication containing the hormones that a womanâs body stops producing after menopause. HRT is used to treat menopausal symptoms.
1 Androgen replacement therapy (andropausal and ergogenic use) is a hormone treatment often prescribed to counter the effects of male hypogonadism. 2  It is also prescribed to lessen the effects or delay the onset of normal male aging. It is often referred to as treatment rather than therapy. 2  Hormone replacement therapy for transgender people introduces hormones associated with the gender that the patient identifies with (notably testosterone for trans men and estrogen for trans women).