https://www.mayoclinic.org/diseases-conditions/infertility/diagnosis-treatment and https://weilab.com/ Symptoms (from Book: Mayo Clinic Guide to Fertility and Conception) The main symptom of infertility is not getting pregnant. There may be no other obvious symptoms. Sometimes, a woman with infertility may have irregular or absent menstrual periods. In some cases, a man with infertility may have some signs of hormonal problems, such as changes in hair growth or sexual functio
How Does COVID-19 Affect the Heart, Lung and Kidneys?
by Wei Laboratories (www.weilab.com) The SARS-CoV-2 contains a surface glycoprotein also called spike proteins or S protein that studs the viral envelope and binds only with specific receptors on the cell surfaces. Such receptors include angiotensin-converting enzyme 2 (ACE2) in the respiratory epithelium and other organs such as the arteries, heart, kidney, and intestines. The binding of the spike S1 protein to the ACE2 results in endocytosis and translocation of both