Welcome

to the area for parents and families

one photo of a father carrying his daughter on his shoulders, and another of two parents with their arms around their teenage son

immune system

Glossaries

All
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z

Term	Definition
immune system	The body's system for protecting itself from viruses and bacteria or any "foreign" substances.