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Hormones are chemical substances that affect the activity of various cells and tissues in the body. Growth hormone is the body's
The stages of child development represent the sequential development of physical, speech, cognitive, and social skills – from birth to adolescence.
Children often complain of fatigue. Sometimes this is simply an attempt to avoid fulfilling obligations, although in some cases
Infectious mononucleosis (Mono, the "kissing disease") is a viral infection most often caused by the Epstein–Barr virus (EBV) and
Mumps Mumps is a viral disease caused by a paramyxovirus. The virus is spread through droplets of saliva from an infected person – when they cough and sneeze.
Scarlet fever is a streptococcal infection caused by group A β-hemolytic streptococcus (Streptococcus pyogenes). It
