How does the flu shot prevent me from getting the flu?
Preventive Medicine Specialist David Katz, MD explains how the flu shot prevents you from getting the flu.
vaccinations immunizations
Browse videos by topic categories
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
ALL
ABCDEFGHIJKLMN