In the

Hindu calendar The Hindu calendar, Panchanga () or Panjika is one of various lunisolar calendars that are traditionally used in the Indian subcontinent and Southeast Asia, with further regional variations for social and Hindu religious purposes. They adopt a s ...

Shishir is the Ritu or season related to

winter Winter is the coldest season of the year in polar and temperate climates. It occurs after autumn and before spring. The tilt of Earth's axis causes seasons; winter occurs when a hemisphere is oriented away from the Sun. Different cultures ...

s and cold. It is the month of Magha and

Phalguna Phalguna ( sa, फाल्गुन ) is a month of the Hindu calendar. In India's national civil calendar, Phalguna is twelfth month of the year, and corresponds with February/March in the Gregorian calendar.Henderson, Helene. (Ed.) (2005) ' ...

or mid January to mid March in the calendar year. It is also one among the many names of the Hindu God

Lord Vishnu Vishnu ( ; , ), also known as Narayana and Hari, is one of the principal deities of Hinduism. He is the supreme being within Vaishnavism, one of the major traditions within contemporary Hinduism. Vishnu is known as "The Preserver" within t ...

, and appears in the Vishnu sahasranama (Thousand names of Vishnu), signifying "913. sisirah — He Who rushed to render help. om sisiraya namah," and hence also a given name for boys. In context, the name also refers to His swift dash to protect His devotee Gajendra "914. SisiraH — saSathi, athithvarayaa gathaH ithi. Goes with great speed. In protecting Gajendhra the Lord rushed to help dragging Garuda behind Him. SaSa means a rabbit which gets the name from SaSathi, moves fast." Shishiratmaka is also given in the Shiva Saharasranama as one of the Names of Lord Shiva signifying His winter or cool aspect.

Ayurveda

Ritucharya is the Ayurveda prescribed seasonal food and lifestyle regimen for each season. Shishir Ritucharya: It is almost same a
Hemant Ritucharya
Person should eat more of sour, bitter food than normal consumption.

References

*Selby, Martha Ann (translator). ''The Circle of Six Seasons'', Penguin, New Delhi, 2003, * Raghavan, V. ''Ṛtu in Sanskrit literature'', Shri Lal Bahadur Shastri Kendriya Sanskrit Vidyapeetha, Delhi, 1972. Hindu calendar Seasons Indian masculine given names {{hinduism-stub