<SEC-DOCUMENT>0001193125-16-599252-index.html : 20160523
<SEC-HEADER>0001193125-16-599252.hdr.sgml : 20160523
<ACCEPTANCE-DATETIME>20160523170503
ACCESSION NUMBER:		0001193125-16-599252
CONFORMED SUBMISSION TYPE:	N-Q
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20160331
FILED AS OF DATE:		20160523
DATE AS OF CHANGE:		20160523
EFFECTIVENESS DATE:		20160523

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BlackRock Health Sciences Trust
		CENTRAL INDEX KEY:			0001314966
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		N-Q
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21702
		FILM NUMBER:		161669879

	BUSINESS ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
		BUSINESS PHONE:		(888) 825-2257

	MAIL ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-Q
<SEQUENCE>1
<FILENAME>d138015dnq.htm
<DESCRIPTION>BLACKROCK HEALTH SCIENCES TRUST
<TEXT>
Document 1 - file: d138015dnq.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>2
<FILENAME>d138015dex99cert.htm
<DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 302
<TEXT>
Document 2 - file: d138015dex99cert.htm

</DOCUMENT>
</SEC-DOCUMENT>