The phrase "a second epidemic" is correct and usable in written English.
It can be used when referring to a subsequent outbreak of a disease or a similar widespread issue following an initial epidemic.
Example: "Experts are warning that we may be facing a second epidemic if preventive measures are not taken seriously."
Alternatives: "a new outbreak" or "a subsequent epidemic".
That gave way to a second epidemic of heroin, black tar heroin coming in from Mexico.
There's been a lot of discussion about the nation's epidemic of obesity, but not enough about a second epidemic riding its wake: diabetes.
Our results suggest that if a second epidemic does arise, this is likely to evolve over a number of decades.
Furthermore, two recent studies have reported vCJD cases likely resulting from the transfusion of prion-contaminated blood [5], [6], raising concerns about the safety of blood products as well as the possibility of a second epidemic of vCJD.
Linkage of these cases suggests a vulnerability of certain communities, especially young adults, and that survival of virus leakages in such a community created a second epidemic wave in Japan between summer and autumn.
However, with small numbers of cases now arising in different genotypes and via other transmission routes (3 cases of MM genotype attributed to blood transfusions since 2003 and reports of a possible vCJD case in a person of MV genotype), there remain concerns about the potential for a second epidemic wave.
A third epidemic occurred in 2012, and 109 WNND cases were reported (8 ).
After the resistance breakdown of the Yr9 cultivar in 1989, a first epidemic occurred between 1989 and 1991, a second between 1993 and 1997.
Some regions, notwithstanding the drastic reductions suffered by rabbit populations after a first epidemic, have seen a decline in the initially high virulence of RHDV and this has enabled populations to gradually recover [ 15, 26].
Finally, an increase in human-to-human contact, as a consequence of the post monsoonal floods might be an important factor in the second epidemic peak [ 21].
The first wave was followed by a short period of the second epidemic wave during December 2009 to April 2010 with peak in February.
