"There are always all kinds of strong emotions when it comes to sex, so sex therapists have to be prepared to handle those.

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Michael M. Santiago / Getty Images The ...

Objective To examine the effect of gender affirming hormones on athletic performance among transwomen and transmen. Methods We reviewed fitness test results and medical records of 29 transmen and 46 ...

Estrogen-based hormone therapy can cause a person to experience physical, emotional, sexual, and reproductive changes. Some changes can reach their full extent within 2 to 3 years, while others can ...

Objectives We systemically reviewed the literature to assess how long-term testosterone suppressing gender-affirming hormone therapy influenced lean body mass (LBM), muscular area, muscular strength ...

Conservative estimates by the World Health Organization suggest that at least a quarter of global cardiovascular diseases are attributable to environmental exposures. Associations between air ...

Background: In volleyball, certain maneuvers (e.g., depth jumps) involve a long stretch-shortening cycle (long-SSC) characterized by a prolonged landing-to-takeoff phase (ground contact time ≥222 ms).