<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-01-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001773751</issuerCik>
        <issuerName>Hims &amp; Hers Health, Inc.</issuerName>
        <issuerTradingSymbol>HIMS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001507645</rptOwnerCik>
            <rptOwnerName>WELLS DAVID B</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2269 CHESTNUT STREET, #523</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94123</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Unit</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2021-01-20</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>146137</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>146137</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>146137</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Unit</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2021-01-20</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>14295</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F4"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F4"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>14295</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14295</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">In connection with the merger described in that certain Agreement and Plan of Merger, dated as of September 30, 2020 (the &quot;Merger&quot;), by and among Oaktree Acquisition Corp., now known as Hims &amp; Hers Health, Inc. (&quot;New Hims&quot;), RX Merger Sub Inc., and Hims, Inc., the Reporting Person received New Hims restricted stock units (&quot;New Hims RSUs&quot;) in exchange for restricted stock units of Hims, Inc. (&quot;Legacy Hims RSUs&quot;).</footnote>
        <footnote id="F2">The New Hims RSUs were received in exchange for 322,613 Legacy Hims RSUs. The New Hims RSUs vest over a 4-year period commencing in December 2020, with 25% vesting on the first Company Quarterly Vesting Date (as defined below) occurring on or following the one-year anniversary of the vesting commencement date and the remaining 75% of the New Hims RSUs vesting in equal quarterly installments over the following 3 years, on the specified vesting dates of March 15, June 15, September 15 and December 15 (each, a &quot;Company Quarterly Vesting Date&quot;) occurring thereafter, subject to the individual's continuous service with Him News. The New Hims RSUs expire is November 2027.</footnote>
        <footnote id="F3">In connection with the Merger, the Reporting Person received additional New Hims RSUs representing a portion of the aggregate 16,000,000 shares of New Hims Class A Common Stock comprising the Earn Out shares (the &quot;Earn Out RSUs&quot;).</footnote>
        <footnote id="F4">The Earn Out RSUs were received in exchange for shares of Legacy Hims RSUs. Subject to the satisfaction of time-based vesting and share-price based performance based vesting conditions, each Earn Out RSU represents the right to receive one share of Class A Common Stock of New Hims. The recipient will be subject to substantially the same time-based vesting condition specified in Footnote 2 above. Additionally, the Earn Out RSUs will vest in equal thirds if the trading price of New Hims Class A Common Stock is greater than or equal to $15, $17.50 and $20 for any 10 trading days within any 20-trading day period (the &quot;Earn Out Conditions&quot;). If the RSU Earn Out Conditions are not met during the Earn Out Period, then the applicable Earn Out RSUs will be automatically forfeited.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Soleil Boughton - Attorney-in-Fact</signatureName>
        <signatureDate>2021-01-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
